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EGTB: win in 20 half-moves

# move score
1 Rb4 win in 19 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kg3 draw
5 Kh3 draw
6 Ra3 draw
7 Rb1 draw
8 Rb2 draw
9 Rc1 draw
10 Rc2 draw
11 Rc4 draw
12 Rd3 draw
13 Rh3 draw
14 Kh1 loss in 4 half-moves
15 Rb5 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves