[Event "Line D"]
[Site "?"]
[Date "2010.10.21"]
[Round "?"]
[White "Hollis "]
[Black "Florian"]
[Result "*"]
[Annotator "Micawber"]
[SetUp "1"]
[FEN "8/1R3pk1/1P4p1/7p/7P/1r4P1/5PK1/8 w - - 0 0"]
[PlyCount "45"]

1. Kf1 Rb2 2. Ke1 Kf6 3. f3 Rb3 4. Kd2 $1 Rxf3 5. Rc7 $1 $16 {<Diagram 5>} (5.
Kc2 {<Diagram 2>} Rf5 $18 {(5....Re3 followed by Re8 is the drawing line found
by Averbakh/van Wijgerden)} 6. Rc7 $1 Rb5 7. b7 Ke6 $18 8. Kc3 f6 9. Kc4 Rb1
10. Kc5 Kf5 {(Necessary, White threatenened Rc6-b6)} (10... Rc1+ $145 $18 11.
Kb6 Rb1+ 12. Ka7 Ra1+ 13. Kb8 Rb1 14. Kc8 $18 {[Micawber]}) 11. Rd7 $1 $18 {<T5
>} Rc1+ (11... Kg4 $6 $18 12. Rd4+ Kxg3 13. Rb4 $18 {(van Wijgerden)}) (11...
g5 $145 $6 $18 {[Micawber]} 12. Rd5+ $1 Ke6 $18 (12... Kg4 $18 13. Rd4+ Kxg3
14. Rb4 $18) 13. Rd6+ (13. Kc6 $4 Rxb7 $1 $11 14. hxg5 fxg5 15. Rxg5 Rh7 $11)
13... Ke7 14. Rb6 $18 {[Micawber]}) 12. Kd6 Rb1 13. Kc7 Rc1+ 14. Kd8 Rb1 15.
Kc8 $1 $18 (15. Rg7 $145 $5 $18 Rb2 $145 $18 (15... g5 $145 $5 $18 16. Kc8 Rc1+
17. Rc7 Rb1 (17... Rxc7+ 18. Kxc7 $18) 18. b8=Q Rxb8+ 19. Kxb8 $18 {[Micawber]}
) 16. Kc8 Rb1 17. b8=Q Rxb8+ 18. Kxb8 $18 {[Micawber]}) 15... Kg4 16. Rd6 $1
Kxg3 17. Rxf6 Kxh4 18. Rxg6 {(Hollis-Florian, main line)} Kh3 19. b8=Q $18 {
(sidevariation van Wijgerden: wins as well)} (19. Kc7 $142 $1 $18 {According
to Howell, Black resigned here but Hollis gives further moves, see e.g.
'British Chess' pp105-107'} Rxb7+ {[Hollis]} (19... h4 $145 $6 20. Rb6 $1 $18)
20. Kxb7 h4 21. Kc6 Kh2 22. Kd5 Kh1 23. Ke4 h3 24. Kf3 h2 25. Ra6 Kg1 26. Ra1#
$18 {(Speelman/Emms)}) 19... Rxb8+ $145 {[Micawber] White needs a few accurate
moves} 20. Kxb8 h4 21. Kc7 $1 $18 Kh2 22. Kd6 h3 23. Ke5 Kh1 24. Kf4 h2 25. Kg3
$3 Kg1 26. Ra6 h1=N+ 27. Kf3 Kh2 28. Rd6 $1 $18 {(And Black will loose his
knight)}) 5... Ke6 {(Line D)} 6. b7 Rb3 7. Kc2 $1 {<Diagram 12>} Rb6 (7... Kd6
$2 $18 8. Kxb3 $4 $11 (8. Rxf7 $142 $1 $18 Rb5 (8... Rb6 9. Rf6+ $18) 9. Kd3 $1
$18 Ke6 $18 (9... Kc6 $18 10. Kd4 $1 Rb3 (10... Rd5+ 11. Ke4 Rb5 12. Rf6+ Kxb7
13. Rxg6 Rb4+ 14. Kf5 Rd4 15. Rg5 Kc6 16. Kg6 $18) (10... Rb4+ 11. Ke5 Rb3 12.
Kf6 $18) 11. Rg7 $1 Rxg3 $2 (11... Kd6 12. Rxg6+ $18) 12. Rxg6+ $18) (9... Kd5
$18 10. Rd7+ $1 {<T12>} Ke6 (10... Kc6 11. Kc4 $1 $18) 11. Kc4 $1 Rb1 12. Rg7
$18) 10. Kc4 Rb1 11. Rg7 $18 Kf6 (11... Kf5 12. Kc5 $18) 12. Rc7 Rc1+ 13. Kd5
Rxc7 14. b8=Q $1 $18 Re7 (14... Rd7+ 15. Ke4 Kg7 16. Qe5+ Kf8 17. Kf4) 15. Qf8+
Rf7 16. Qh8+ Kf5 17. Qc8+ Kf6 18. Qc3+ Kf5 19. Qf3#) 8... Kxc7 9. Kc4 Kxb7 10.
Kd5 Kc7 11. Ke5 Kd7 12. Kf6 Ke8 $11) 8. Kc3 (8. Kd3 $5 $18 {(Wins as well)} Kd5
(8... f6 9. Rc6+ $18 (9. Kc4 $5 $18 g5) 9... Rxc6 10. b8=Q Rd6+ 11. Ke3 Rc6 $18
{(Not a fortress)}) 9. Rxf7 (9. Ke3 f6 $11) 9... Rb3+ (9... Kc5 10. Ke4 $18 {
(Black can no longer defend his kingside pawns)}) (9... Rb3+ 10. Kd2 Rb6 11.
Rg7 $18 {(Transposition to the main line)}) (9... Ke6 $1 10. Rg7 Kd5 (10... Kf6
11. Rc7 Ke5 12. Kc4 $18) 11. Ke3 $1 $18 {(See line D.1.y.1)}) 10. Kd2 $5 Kd4 (
10... Kc6 11. Ke2 $5 (11. Rg7 Kd5 12. Kc2 Rb6 13. Kd2 $18 {(Tranposition to
the main line)}) 11... Kd5 (11... Rxb7 12. Rxb7 Kxb7 13. Ke3 $18 {(The pawn
endgame is won)})) (10... Rb2+ $18 11. Kc3 Rb6 12. Rg7 Rb1 13. Kd2 $1 $18 {
(Transposition to the main line)}) 11. Rd7+ $1 $18 {(Transposition to the 13th
move of the main line)}) 8... Kd5 $1 (8... f6 $6 9. Kc4 $1 $18 g5 $18 (9... Kd6
$18 10. Rf7 Ke6 $1 $18 (10... Ke5 11. Rd7 $18) (10... Rb1 11. Rxf6+ Ke7 12.
Rxg6 $18) 11. Kc5 Rb1 12. Rc7 $18 {(Transposition to van Wijgerden/Averbakh
line;5.Kc2,Rf5 6.Rc7, Rb5 7.b7,Ke6 8.Kc3,f6,9.Kc4,Rb 1 10.Kc5)} Kf5 13. Rd7 $18
) (9... Kf5 10. Rd7 $3 $18) 10. hxg5 (10. Kc5 $18) 10... fxg5 11. Kc5 $18) (
8... Rb1 $18 9. Kc4 $1 $18 f6 (9... Kd6 10. Rxf7 $18 {<T9>} Kc6 $18 (10... Rb2
$18 11. Rg7 Kc6 12. Kd4 Rb5 13. Rxg6+ (13. Ke4 Kd6 14. Rxg6+ Kc7 15. Rg5 Rb1
16. Rxh5 Kxb7 17. Rc5 $18) 13... Kxb7 14. Rg5 Rb3 15. Rxh5 (15. Ke4 Kc6 16. Kf5
$18) 15... Rxg3 16. Rg5 $18) (10... Ke6 $18 11. Rg7 Kf6 12. Rc7 $18) 11. Kd4
Kd6 12. Rg7 Ke6 13. Kc5 $18) 10. Kc5 $18 {(Transposition to the van Wijgerden/
Averbakh line;5.Kc2,Rf5 6.Rc7, Rb5 7.b7,Ke6 8.Kc3,f6,9.Kc4,Rb 1 10.Kc5)}) 9.
Rxf7 $1 {<Diagram 13>} Kc5 {(Line D1)} (9... Ke6 {(line D3)} 10. Rg7 Kd5 (10...
Kf6 11. Rc7 Kf5 (11... Ke5 12. Kc4 Kd6 13. Rg7 Ke5 14. Kc5 Rb1 15. Kc6) 12. Kc4
Kg4 13. Rg7 $18 (13. Rd7 $18 Rb1 (13... Kxg3 14. Rd3+ Kxh4 15. Rb3 Rxb7 16.
Rxb7 g5 17. Kd3 $18) 14. Kc5 Kxg3 15. Rd3+ Kg2 16. Kc6 $18)) (10... Ke5 11. Kc4
$18) (10... Kf5 $18 11. Kc4 Rb1 (11... Kg4 12. Rxg6+ Rxg6 13. b8=Q $18 Kh3 14.
Qe8 Rh6 15. Qd7+ Kh2 16. Qd2+ $18) 12. Kc5 $18) 11. Kd3) (9... Rb1 {(Line D2)}
10. Kd3 $18 {(variation given as main line D2)} (10. Rd7+ $1 Ke6 $1 (10... Ke4
11. Rd4+ Kf3 12. Rb4 $18 {(With the rook behind the b-pawn white wins)}) (10...
Kc5 11. Kd3 $1 Kc6 12. Rg7 Kd5 13. Ke3 $1 $18 Ke5 14. Rxg6 $18 {(see line D.1.
x.2 after white's 13th move)}) (10... Ke5 11. Kc4 Ke6 12. Rg7 Kd6 13. Rxg6+ $18
) (10... Kc6 11. Rg7 Kc5 12. Kd3 Kd5 13. Ke3 Ke5 14. Rxg6 {(see line D.1.x.2
after white's 13th move)}) (10... Kc5 11. Kd3 Rb6 (11... Rb3+ 12. Ke4 Kc6 13.
Rg7 Kc5 14. Kf4 $18) 12. Ke3 Rb1 13. Kf4 Rb5 14. Rg7 Kd4 15. Rxg6 Rxb7 16. Rg5
$18) 11. Rg7 Kd5 (11... Ke5 12. Kc4) 12. Kd3 $18 Rb3+ 13. Kd2 $1 $18 {
(With a transposition to the 12th move of the main line)}) 10... Rb3+ 11. Kd2
Rb6 12. Rg7 Rb3 {(Now we have diagram 15 with white to move iso black. So
White must lose a tempo)} 13. Kc2 Rb6 14. Kd3 Rb3+ 15. Kd2 $18 {(And we have
diagram 15 again, this time with Black to move. We are back in the main line)})
10. Rg7 Kd5 $1 {(Line D1.y)} (10... Rb1 {(Line D.1.x)} 11. Kd3 Kd5 12. Ke3 $1
$18 {<Diagram 14>} (12. Rxg6 $18 Rxb7 {(Line D.1.x.3)} (12... Rb3+ {(Line D.1.
x.1)} 13. Ke2 Rxb7 14. Ke3 $1 $18 Rh7 (14... Ke5 15. Rg5+) 15. Kf4 $18 Rh8 16.
Kf5 $18 Rh7 17. Rg8 $18) (12... Ke5 {(Line D.1.x.2)} 13. Ke3 $1 Rb3+ 14. Kf2
Rxb7 (14... Rb2+ 15. Kf3 Rb3+ 16. Kg2 Rb2+ 17. Kh3 Rxb7 18. Rg5+ Kf6 19. Rxh5
$18) 15. Rg5+ Ke4 $1 (15... Kf6 16. Rxh5 $18) 16. Rxh5 $18 Rb2+ 17. Kg1 $1 (17.
Kf1 $4 Kf3 $11) 17... Kf3 18. Rg5 $18) 13. Ke3 $1 $18 {(See line D.1.x.1)})
12... Ke5 13. Rxg6 $18 {(see line D.1.x.2 after white's 13th move)}) 11. Kd3
Rb3+ 12. Kd2 $3 $18 {(Necessary to make progress; diagram 15)} (12. Ke2 $2 $11
Ke4 13. Rxg6 $11 (13. Re7+ $11 Kd4 $1 14. Kf2 Kd5 15. Rg7 Ke4 16. Kg2 (16. Rxg6
Rxb7 17. Kg2 Rb2+ 18. Kh3 Rb5 $11) 16... Rb2+ 17. Kh3 Rb3 18. Rxg6 Rxb7 19.
Re6+ (19. Rg5 Rh7 $11 {(SUPPORT POSITION 2)}) 19... Kf3 20. Re5 Rh7 21. Rf5+
Ke4 22. Rc5 Kf3 23. Rc3+ Ke4 $11) 13... Rb2+ 14. Ke1 $11 (14. Kf1 $11 Kf3 (
14... Rxb7 15. Kg2 Rh7 $1 $11) 15. Kg1 Rxb7 $11 16. Kh2 Rb2+ 17. Kh3 Rb1 $1 18.
Rf6+ Ke4 $11 {(SUPPORT POSITON 2)}) 14... Rxb7 15. Rg5 Kf3 $11 {(White can not
capture on h5 without losing his g-pawn)} 16. Kd2 Rb2+ 17. Kd3 Rg2 18. Rxh5
Rxg3 $11) (12. Kc2 $6 Rb6 13. Kd3 $18 {(With a transposition to the 11th move
of the main line)}) 12... Kd4 {(Line D1.y.3)} (12... Kd6 $18 13. Rxg6+ Kc7 14.
Rg7+ $18) (12... Ke6 $18 13. Rxg6+ Kf7 14. Rh6 $18) (12... Kc4 $18 13. Rxg6
Rxb7 14. Ke3 $18 {(SUPPORT POSITION 4)} Rh7 (14... Rb3+ 15. Kf4 Rb4 16. Rg5 $18
{(White will pick up Black's remaining pawn)}) 15. Rg5 $18 Rh8 16. Kf4 $18) (
12... Kc5 $18 13. Rxg6 Rxb7 14. Ke3 $1 $18 {(SUPPORT POSITION 4)} (14. Rg5+ $5
Kd4 15. Rxh5 Rb2+ 16. Ke1 Ke3 $18 17. Re5+ Kf3 18. Rg5 $18) 14... Rh7 15. Kf4
$18 Kd5 16. Kf5 Rh8 17. Rg5 Kd6 18. Kg6 Ke7 19. Kg7 $18) (12... Ke5 $18 {
(LIne D.1.y.1)} 13. Kc2 Rb6 14. Kd3 $18 (14. Kc3 Kd5 $11) 14... Kd5 15. Ke3 $18
Ke5 16. Rxg6 {<Diagram 16>} Rb3+ 17. Kf2 Rxb7 18. Rg5+ Ke4 19. Rxh5 Rb2+ 20.
Ke1 $18 (20. Kg1 Kf3 21. Rg5 $18)) (12... Ke4 $18 {(Line D.1.y.2)} 13. Rd7 $1 (
13. Kc2 Rb6 14. Rd7 $18 {(is a transposition)}) 13... Kf5 $18 (13... Ke5 $18
14. Kc2 Rb6 15. Kd3 $1 $18 Ke6 16. Rg7 Kd5 17. Rxg6 (17. Ke3 $1 $18 {(See line
D1.y.1 after white's 15th move)}) 17... Rxb7 18. Ke3 $1 $18 {(See line D.1.x.1)
}) 14. Kc2 Rb6 15. Kd3 $1 Ke6 16. Rg7 $1 {<Diagram 17>} Ke5 $18 (16... Kd5 $18
17. Rxg6 $18 (17. Ke3 $18 {(See line D1.y.1 after white's 15th move)})) 17. Kc4
$18) (12... Kc6 $18 13. Rxg6+ Kxb7 14. Rg5 (14. Ke2 $18 Rc3 15. Rg5 Kc6 16. Kf2
Kd6 17. Rxh5 $18) 14... Kc6 15. Ke2 $1 {(White must protect his g-pawn before
he takes on h5)} Kd7 16. Kf2 Ke6 17. Rxh5 $18) 13. Rd7+ Kc4 $1 (13... Kc5 14.
Kc2 Rb6 15. Kd3 Kc6 16. Rg7 Kd5 17. Ke3 $18 {(See line D1.y.1 after white's
15th move)}) (13... Ke4 14. Kc2 $18 Rb6 15. Kc3 $18 {(Threatening Rd4+
followed by Rb4)}) (13... Ke5 14. Kc2 Rb6 15. Kd3 Ke6 16. Rg7 Kd5 17. Ke3 $18 {
(See line D1.y.1 after white's 15th move)}) 14. Ke2 $1 {(This move is
necessary to make progress)} (14. Rc7+ $6 $18 Kd5 15. Rg7 $18 {(Unfortunately
we are back at the position after white's 12th move in this line)}) (14. Rg7 $6
Kd5 {(We have the position after white's 12th move, but with white - not with
black - to move. In order to win we need a triangulation)} (14... Kd4 $18 {
(We have returned to the position after Black's 12th move)}) 15. Kc2 Rb6 16.
Kc3 Rb1 17. Kd2 $1 $18 {(And we have arrived at the position after white's
12th move, now with black to move)}) 14... Kc5 15. Rg7 Kd4 16. Rxg6 Rxb7 17.
Rg5 $1 $18 {(diagram 18)} Rh7 (17... Ke4 18. Rxh5 {(SUPPORT POSITION 6)} Rb2+
19. Ke1 $1 $18) (17... Rb3 $18 18. Kf2 Ke4 19. Rxh5 $18 Rb2+ 20. Ke1 $18) (
17... Rb6 $18 18. Rxh5 Ke4 19. Rg5 $18) 18. Kf3 Rf7+ (18... Rh8 19. Kf4 $18)
19. Kg2 Rh7 {(SUPPORT POSITION 3)} 20. g4 $3 $18 hxg4 (20... Ke4 $18 21. Kg3 $1
Rf7 22. Rxh5 $18 Rf1 23. Kg2 Ra1 24. Rf5 $18) 21. h5 $1 Rf7 (21... Ke4 22. Kg3
$1 $18) 22. h6 $3 (22. Kg3 $4 Rf1 $11) 22... Ke4 23. Kg3 $18 *

[Event "LIne_A_C"]
[Site "?"]
[Date "2010.10.21"]
[Round "?"]
[White "Hollis"]
[Black "Florian"]
[Result "*"]
[Annotator "Micawber"]
[SetUp "1"]
[FEN "8/1R3pk1/1P4p1/7p/7P/1r4P1/5PK1/8 w - - 0 0"]
[PlyCount "31"]

1. Kf1 Rb2 2. Ke1 Kf6 3. f3 Rb3 4. Kd2 $1 Rxf3 5. Rc7 $1 $16 {(My winning line.
It denies Black the drawing line available after 5.Kc2. Now Black does not
have any open files to return his rook to the 8th rank. diagram 5)} Rb3 $18 {
ine B)} (5... Rxg3 $18 {(Line A)} 6. Kc2 $1 {(van Wijgerden/Averbakh)} Rg2+ (
6... Re3 $4 {(The Averbakh/van Wijgerden line does not work any more)} 7. b7
Re8 8. Rc8 $1 $18) 7. Kb3 Rg1 8. Kb2 $1 $18 {(winning)} (8. Kc4 $2 $11 {(draw)}
Rb1 $1 9. b7 Rc1+ 10. Kd5 Rb1 $1 (10... Rxc7 $2 11. b8=Q Rd7+ 12. Kc6 $1 $18 {
(Not a fortress, since black has no time to go to g7)}) 11. Kc6 g5 $1 {
(only after the white king has gone to the 6th rank)} 12. hxg5+ Kxg5 13. Rxf7 (
13. Rc8 h4 14. b8=Q Rxb8 15. Rxb8 h3 $11) 13... Rxb7 $1 14. Kxb7 h4 $11 15.
Rg7+) 8... Rg4 $18 (8... Rg2+ 9. Rc2 Rg4 10. Kb3 $18 {(White prevents black's
rook getting behind the b pawn)} (10. Ka3 $5 $18 Rg3+ 11. Ka2 {(IS A
TRANSPOSITON)}) 10... Rg3+ 11. Ka2 Rg4 (11... Re3 $6 12. b7 $18) 12. b7 Rb4 13.
Rb2 $18) 9. Rc3 $1 {(White intends to put his own rook behind the b pawn)} Rxh4
(9... Rg2+ 10. Ka3 $18 {(With b7 and Rb3 to follow)}) 10. Rb3 (10. b7 Rb4+ 11.
Rb3 Rxb7 12. Rxb7 $18) 10... Re4 11. b7 Re8 12. b8=Q Rxb8 13. Rxb8 $18 {
(White wins. Black's pawns are not far enough advanced. Confirmed by 6 men
tablebase)}) (5... Ra3 $6 $18 {(Line C)} 6. Rc3 $6 $11 {(Line C2;Pinter's
winning line. Though I doubt this really wins)} (6. b7 $1 $18 {(Line C3. Block
the acces of blacks rook to the 8th rank. Thus preventing the Averbakh/van
Wijgerden drawing line)} Rb3 {(Otherwise b8Q)} (6... Ra2+ $6 7. Rc2 $18 {
(And the b-pawn promotes)}) 7. Kc2 $1 Rb6 8. Kd3 $1 $18 {(TRANSPOSITION TO 5...
Rb3 6.Kc2,Rb6 7.Kd3 winning)}) (6. Kc2 $2 $11 {(line C1)} Ra8 7. b7 Rb8 $11 {
(And Black has reached the van Wijgerden/Averbakh defense by transposition. 5.
Kc2,Re3 6.Rc7,Re8 7.b7,Rb8)}) 6... Ra2+ $1 7. Kc1 $6 $11 (7. Rc2 $11 Ra8 8. b7
Rb8 {(Again black post his rook in front of the pawn)} 9. Rb2 $1 {(Rc7 would
have transposed to the Averbakh/van Wijgerden line)} Ke5 $1 10. Ke3 f6 $1 {
(Black begins counterplay on the kingside)} 11. Rb5+ Kd6 $1 $11 (11... Ke6 $6
$11 12. Ke4 Kd7 13. Rb6 g5 14. Kf5 gxh4 15. gxh4 Kc7 16. Rxf6 Kxb7 $1 (16...
Rxb7 $4 17. Rf7+ $18) 17. Kg5 Kc7 18. Kxh5 Kd7 $1 $11 {(Black reaches the
critical field e7 in time with his king)}) 12. Kd4 (12. Rb6+ $11 Ke5 $1 13. Kd3
Kd5 $1 (13... g5 $4 $18 14. Kc4 gxh4 15. gxh4 f5 $5 16. Kc5 $18) 14. Rxf6 Rxb7
15. Rxg6 Rb3+ 16. Ke2 Ke4 $1 $11 17. Kf2 (17. Rg5 Rb2+ 18. Ke1 Kf3 $11 {
(We have reached a drawn position from support position 2)}) 17... Rb2+ 18. Ke1
Kf3 $11 {(We have reached a drawn position form support position 2)}) 12... Kc6
$1 $11 {(Black is going to win the b-pawn. After exchanging rooks on b7 he
will play g5 followed by gxh4. In the time that White needs to win blacks
remaining h-pawn, the black king reaches the safe square f8)} 13. Rb1 Rxb7 14.
Rxb7 Kxb7 15. Kd5 g5 $1 16. Ke6 gxh4 17. gxh4 Kc8 $1 18. Kxf6 Kd7 $11 {
(And the pawn endgame is drawn)}) 7... Ra8 $1 8. b7 Rb8 9. Rb3 (9. Rc7 $11 {
(Again allows the Averbakh/van wijgerden defense)}) 9... Ke5 $1 10. Kd2 Kd4 $11
11. Rb1 {(A tempo move. This is in general the method for the stronger side to
improve his position in this type of position)} (11. Rb4+ $11 Kc5 12. Kc3 Kc6
13. Kd4 f6 $1 $11) 11... f6 $11 12. Rb6 g5 $1 $11 {(It is now clear that Black
can not be put in Zugzwang. His counterplay is sufficient to reach a draw)} 13.
Ke2 gxh4 14. gxh4 Kc5 15. Rxf6 Rxb7 16. Rf5+ Kc6 17. Rxh5 $11 {(With a drawn
Rook endgame)}) (5... Ke6 $18 {(See line D)}) 6. b7 Kf5 {(Line B1)} (6... Rb1
$18 {(Line B2)} 7. Kc2 Rb6 8. Kd3 $1 Ke5 $18 (8... Ke6 $18 9. Rc6+ $18 Rxc6 10.
b8=Q $18 {(not a fortress; Black is not in time to play Kg7)}) (8... Kf5 $18 9.
Rxf7+ Kg4 10. Rg7 Kh3 11. Kc4 (11. Rxg6) 11... Rb1 $18 (11... Kg2 $18 12. Kc5
$18 Rb1 $18 (12... Rb3 $18 13. Kc6 Rb1 (13... Kxg3 14. Rxg6+ Kxh4 15. Kc7 Rxb7+
(15... Rc3+ 16. Rc6 $18) (15... Kh3 16. Rb6 $18) 16. Kxb7 $18) 14. Rxg6 $18)
13. Kc6 $1 Rc1+ 14. Kd7 Rb1 15. Kc8 Rc1+ 16. Rc7 $18) 12. Kc5 Kxg3 (12... Rb2
13. Kc6 Rc2+ 14. Kd7 Rb2 15. Kc8 $18) 13. Rxg6+ $18) 9. Kc4 $1 {(threatens
Rc5+ followed by Rb5)} Kd6 (9... f6 10. Rd7 $1 Ke6 11. Kc5 $18) 10. Rxf7 Rb1 (
10... Kc6 11. Rf6+ Kxb7 12. Rxb6+ $18 {(the pawn endgame is won)}) (10... Ke6
11. Rg7 Kf6 12. Rc7 $18) 11. Rg7 $1 Kc6 (11... Ke5 12. Kc5 $18) (11... Rc1+ 12.
Kb5 Rb1+ 13. Ka6 Rb2 14. Ka7 $1 Ra2+ 15. Kb8 $18) 12. Kd4 (12. Rxg6+ $18 Kxb7
13. Rg5 $1 $18 Rg1 14. Kd5 $18) 12... Kd6 (12... Rxb7 13. Rxb7 Kxb7 14. Ke5 $18
) 13. Rxg6+ $18) (6... g5 $4 $18 {(line B3)} 7. Kc2 Rb5 (7... Rb6 8. hxg5+ Kxg5
9. Rxf7 $18 {(With a similar win as in the main line)}) 8. hxg5+ Kxg5 9. Rxf7
Kg4 $5 (9... Kg6 $6 $18 10. Rc7 Kg5 11. Kc3 Kg4 12. Rc4+ $1 (12. Kc4 Rb2 13.
Rd7 $18) 12... Kxg3 13. Rb4 Rxb7 14. Rxb7 h4 15. Rg7+ $1 {(White gains a tempo
with the intermediate check)} (15. Rh7 $4 h3 $11) 15... Kf3 16. Rh7 Kg3 17. Kd3
h3 18. Ke2 $1 (18. Ke3 $4 Kg2 $1 $11) 18... h2 (18... Kg2 19. Rg7+ Kh1 20. Kf3
h2 21. Ra7 $18 {(mate on the next move)}) 19. Kf1 $18 {(White wins the h-pawn
and the game)}) 10. Rg7+ Kf3 11. Kd3 Rb4 {(to deny white's king access to the
4th rank. But that is only temporarily)} 12. Kc3 Rb1 13. Kd4 $18 (13. Rd7 $1
$18 {(wins even faster: White is going to put his rook on the b-file)} Kxg3 14.
Rd3+ Kg4 15. Rd4+ Kg3 16. Rb4 $18) 13... Rb5 14. Kc4 Rb1 15. Kd5 {(And white
is simply going to c8 winning the game)} Rb6 $18 (15... Rb3 $18 16. Kc6 Rc3+
17. Kd7 Rd3+ 18. Kc8 Rc3+ 19. Rc7 Re3 $1 20. Rc5 $1 $18 (20. b8=Q $4 $11 Re8+
21. Kb7 Rxb8+ 22. Kxb8 Kxg3 $11) 20... Re8+ 21. Kc7 Re7+ 22. Kb6 Re8 23. Rxh5
$18) 16. Kc5 Rxb7 17. Rxb7 Kxg3 18. Rg7+ Kf3 19. Rh7 $18 {1-0 Socko,B (2528)
-Zubarev,A (2074)/Polanica Zdroj 2000/EXT 2001}) (6... Rb6 $18 {(Supplemental
line)} 7. Kd3 $1 $18 (7. Rc6+ $6 $11 Rxc6 8. b8=Q Kg7 $1 $11 {(Black has a
fortress)}) 7... Kf5 (7... Ke6 8. Rc6+ Rxc6 $1) 8. Rxf7+ $18 {(With a
transposition to 6...Rb1 7.Kc2,Rb6 8.Kd3,Kf5 9.Rxf7 +=)}) (6... Ke6 $18 {(line
B4)} 7. Kc2 $1 Rb6 8. Kc3 $18 {(With a transposition to variation D)}) 7. Kc2
$1 (7. Rxf7+ $5 Kg4 8. Kc2 Rb6 9. Rg7 $18 {(With a transposition to the 9th
move of this line)}) 7... Rb6 (7... Rb5 8. Kc3 $18) 8. Rxf7+ $1 $18 (8. Kc3 $6
$11 {(van Wijdgerden thought this variation won for White. But I think this is
not so)} f6 $1 $11 (8... Rb1 $2 $18 {(van Wijgerden's only line)} 9. Rxf7+ Kg4
(9... Ke6 $2 10. Rg7 Kf5 $18) 10. Rf4+ Kxg3 11. Rb4 $18 {(van Wijgerden/
Averbakh)}) 9. Rg7 $1 (9. Rc5+ $6 $11 Ke6 $11 10. Rc7 Kf5 $11 {(Dvoretzky;We
have repeated the position after 8...f6)}) 9... g5 $3 $11 {(Black must start
his counterplay at once)} 10. Kc4 $6 $11 (10. Kd4 $142 $1 $11 Kg4 $3 $18 (10...
Rb1 $3 $11 11. Kc5 Kg4 $11 12. Kc6 (12. Rd7 $6 Kxg3 $11) 12... Kxg3 $4 (12...
Rc1+ $3 $11 {<T7>} 13. Kd7 $11 (13. Kd6 $11 Rd1+ 14. Ke7 Rb1 15. Kxf6 Kxg3 $11
16. Kxg5 $5 $11 (16. hxg5 $11 Kf4 $1 (16... h4 $4 17. g6 $1 $18 h3 18. Rh7 Kg2
19. g7 Rb6+ 20. Ke5 $18) 17. Ke6 h4 18. Kd5 h3 19. Kc6 h2 20. Rh7 Rc1+ 21. Kd5
$11) 16... Rb5+ 17. Kf6+ Kxh4 18. Ke6 Kh3 $11) 13... Rb1 14. Kc7 (14. Kc8 Rc1+
15. Rc7 Rb1 16. hxg5 fxg5 17. Rg7 Kf5 18. Rg8 Rxb7 19. Kxb7 h4 20. gxh4 gxh4
$11) 14... Rc1+ 15. Kb8 Kxg3 $2 (15... Rc3 $3 $11 16. hxg5 $11 (16. Rg8 Rxg3 $1
$11) (16. Rc7 $11 Rxg3 (16... Rb3 $11 17. Ka7 Rxb7+ $1 (17... Kxg3) 18. Kxb7
Kxg3 $11) 17. Rc4+ Kh3 $11) 16... fxg5 17. Rg6 Rb3 $1 18. Kc7 Rxb7+ 19. Kxb7
Kf5 20. Rh6 Kg4 $11) 16. hxg5 fxg5 17. Rxg5+ Kh4 18. Rg6 $18) 13. hxg5 fxg5 14.
Rxg5+ Kf4 15. Rb5 $18) 11. Kd5 $5 $11 (11. hxg5 $11 fxg5 $11 12. Kc5 Rxb7 13.
Rxb7 Kxg3 $11) (11. Kd5 $11 Kxg3 12. hxg5 fxg5 13. Rxg5+ Kf4 $1 $11) (11. Kc5
$142 $1 $11 Rb1 $5 $11 12. Kc6 Rc1+ $1 $11 {(With a transposition to 10....Rb1
11.Kc5,Kg4 12.Kc6,Rc1+)} (12... Kxg3 $18 13. hxg5 $18 fxg5 14. Rxg5+ Kh4 15.
Rb5 $18)) 11... Kxg3 12. hxg5 fxg5 13. Rxg5+ Kf4 14. Rg7 (14. Rxh5 Rxb7) 14...
Rxb7 15. Rxb7 h4 $1 $11 16. Rh7 Kg3 $11) 10... Kg4 11. Kc5 $1 (11. Rd7 $11 Kxg3
$1 12. Rd3+ Kxh4 13. Rb3 Rxb7 14. Rxb7 Kg3 $11 {(The endgame is drawn)}) 11...
Rb1 $1 $11 12. Kc6 Rc1+ $11 {(With a transposition to 10.Kd4,Rb1 11.Kc5,Kg4 12.
Kc6,Rc1+)}) 8... Kg4 {<diagram 6>} 9. Rg7 $1 $18 {(line B1.y)} (9. Rd7 $1 $11 {
(line B1.x)} Kh3 $5 $11 {(Dvoretzky)} (9... Kxg3 $4 $18 10. Rd3+ Kxh4 11. Rb3
$1 Rxb7 12. Rxb7 g5 $18 {(Kantorovich)}) 10. Rg7 $1 $18 (10. Kc3 $11 Kxg3 11.
Rd3+ Kxh4 12. Rd4+ Kg3 13. Rb4 Rxb7 14. Rxb7 h4 $11) 10... Rb5 $5 {(Line B.1.x;
Black has to move his rook from the 6th rank before he can take on g3)} (10...
Kg2 $6 $18 11. Kc3 $1 Kf3 12. Kc4 Kf2 (12... Kg4) 13. Kc5 $18 Rb2) (10... Kg4
$4 11. Rxg6+ $18) 11. Kc3 $1 $18 (11. Rd7 $4 $11 Rb6 $1 12. Re7 (12. Rc7 $5 Rb5
13. Kc3 Kxg3 14. Kc4 $18) 12... Rb5) 11... Kxg3 $1 $18 (11... Rb1 $6 $18 12.
Kc4 Kxg3 (12... Kg2 13. Kc5 $18) 13. Rd7 $1 $18 (13. Rxg6+ $4 Kxh4 $11) 13...
Kf2 (13... Rb6 $18 14. Rd3+ Kxh4 15. Rb3 Rxb7 16. Rxb7 g5 17. Kd3 $18) 14. Kc5
Kg3 15. Rd3+ Kg2 16. Kc6 $18) 12. Kc4 $3 $18 (12. Rxg6+ $11 {(My mistake in
the chesspub posts)} Kxh4 13. Rg7 Kh3 $11 14. Kc4 Rb2 15. Kc5 h4 16. Kc6 Rxb7)
12... Rb1 (12... Rxb7 $18 13. Rxb7 Kxh4 14. Kd4 $1 $18) 13. Rd7 $3 $18 {
(With a transposition to line B1.y: 9.Rg7+,Kh3 10.Kc3,Rb1 11.Kc4,Kxg3 12.Rd7)})
9... Kh3 $1 $18 (9... Kxg3 $4 10. Rxg6+ $18) (9... Kf5 $18 10. Kc3 $18 Kf6 11.
Rh7 $18 (11. Rc7 $1 $18 Kf5 (11... Ke6 12. Kc4 Kd6 13. Rg7 $18) 12. Kc4 Kg4 13.
Kc5 $18) 11... Kf5 (11... Ke6 12. Kc4 Kd6 13. Rg7 $18) (11... Ke5 12. Kc4 Kd6
13. Rg7 $1 $18) (11... Rb1 12. Kc4 $1 g5 13. hxg5+ Kxg5 14. Kc5 $18) 12. Kd4
Kg4 13. Kc5 Rb1 (13... Rxb7 14. Rxb7 Kxg3 15. Rb4) 14. Rd7 $18) (9... Rb5 $18
10. Rxg6+ Kh3 11. Rg7 $18) 10. Kc3 $18 Rb1 (10... Kg4 $18 11. Rxg6+ (11. Kd4 $1
Kf3 12. Kc5 $18) (11. Kc4 Rb1 12. Rd7 $18 {<T21})) (10... Rb5 11. Kc4 $1 Rb6
$18 (11... Rb1 $18 12. Kc5 $1 Kxg3 13. Rxg6+ Kxh4 (13... Kh3 14. Rb6 $18) 14.
Rb6 $18) 12. Kc5 Rb1 13. Kc6 Rc1+ 14. Kb6 Rb1+ 15. Kc7 Rc1+ 16. Kd7 Rd1+ 17.
Kc8 $18) (10... Kg2 $18 11. Kc4 Kh3 (11... Kxg3 12. Rxg6+) (11... Rb1 12. Kc5
Kxg3 13. Rxg6+ $18) 12. Kc5 Rb1 13. Kc6 $18) (10... g5 $18 11. hxg5 Kxg3 12.
Rd7 Kg4 13. Rd4+ Kxg5 14. Rb4 Rxb7 15. Rxb7 $18 Kg4 16. Kd3 h4 17. Rg7+ Kf3 18.
Rf7+ Kg3 19. Ke3 Kg2 20. Rg7+ Kh2 21. Kf3 $18) (10... Kxg3 $4 11. Rxg6+ $18)
11. Kc4 $18 Kxg3 12. Rd7 $1 {<diagram 8>} (12. Rxg6+ $4 $11 Kxh4 13. Rg7 Kh3
$11) 12... Kg2 {(After most other moves white directly brings his rook over to
the b-file)} (12... Kh3 13. Rd3+ Kxh4 14. Rb3 $18) (12... Rb6 13. Rd3+ Kxh4 14.
Rb3 $18) (12... Kxh4 13. Rd4+ Kg5 (13... Kg3 14. Rd3+ Kg2 15. Rb3 $18) 14. Rd5+
Kg4 15. Rb5 $18) (12... Kf2 13. Kc5 $1 Kg3 14. Rd3+ Kf2 15. Kc6 $18) (12...
Rxb7 13. Rxb7 Kxh4 14. Kd4 $18 {(A rule of the thumb to evaluate these
positions is: most are won if the White king is in the quadrant of the most
advanced pawn)}) 13. Kc3 $1 {(Threat: Rd2+ followed by Rb2)} Kg1 (13... Kg3 $18
14. Rd3+ Kg4 15. Rd4+ Kg3 16. Rb4 $18) 14. Kc2 $1 {(Threat Rd1+ followed by
Rb1)} Rb4 15. Rd1+ Kg2 16. Rb1 $18 {(White has accomplished his task. The rook
is behind the passed pawn)} *

