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EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rb1 draw
3 Rb5 draw
4 Rd2 draw
5 Re2 draw
6 Rf2 draw
7 Rh2 draw
8 Ka6 loss in 2 half-moves
9 Ka7 loss in 2 half-moves
10 Ka8 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Kbc7 loss in 2 half-moves
14 Kbc8 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Kdc7 loss in 2 half-moves
18 Kdc8 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Ke8 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rc2 loss in 2 half-moves
25 Rg2 loss in 2 half-moves