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EGTB: win in 2 half-moves

# move score
1 R8b7 win in 1 half-moves
2 Ra4 draw
3 Rc4 draw
4 Rc8 draw
5 Rd4 draw
6 Rd8 draw
7 Re4 draw
8 Rf4 draw
9 Rf8 draw
10 Rg4 draw
11 R8b5 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rg8 loss in 2 half-moves
15 Rh8 loss in 2 half-moves
16 Kf1 loss in 1 half-moves
17 Kf2 loss in 1 half-moves
18 Kg2 loss in 1 half-moves
19 Kh1 loss in 1 half-moves
20 Kh2 loss in 1 half-moves
21 R4b5 loss in 1 half-moves
22 R4b6 loss in 1 half-moves
23 R4b7 loss in 1 half-moves
24 R8b6 loss in 1 half-moves
25 Rb1 loss in 1 half-moves
26 Rb2 loss in 1 half-moves
27 Rb3 loss in 1 half-moves
28 Rh4 loss in 1 half-moves