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EGTB: win in 20 half-moves

# move score
1 R7d5 win in 19 half-moves
2 Rf7 draw
3 Rg7 draw
4 Rh7 draw
5 Kf1 loss in 2 half-moves
6 Kf2 loss in 2 half-moves
7 Kg2 loss in 2 half-moves
8 Kh1 loss in 2 half-moves
9 Kh2 loss in 2 half-moves
10 R4d5 loss in 2 half-moves
11 R4d6 loss in 2 half-moves
12 R7d6 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves