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EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rc2 win in 3 half-moves
3 Ra2 draw
4 Re2 draw
5 Rf4 draw
6 Rf5 draw
7 Rf6 draw
8 Rf7 draw
9 K7b7 loss in 2 half-moves
10 K7b8 loss in 2 half-moves
11 K7d7 loss in 2 half-moves
12 K7d8 loss in 2 half-moves
13 K8b7 loss in 2 half-moves
14 K8b8 loss in 2 half-moves
15 K8d7 loss in 2 half-moves
16 K8d8 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg2 loss in 2 half-moves
25 Rh2 loss in 2 half-moves