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EGTB: win in 4 half-moves

# move score
1 Kab2 win in 3 half-moves
2 Kcb2 win in 3 half-moves
3 Kab3 draw
4 Kab4 draw
5 Kcb3 draw
6 Kcb4 draw
7 Ra1 draw
8 Rb6 draw
9 Rc1 draw
10 Rh1 draw
11 Ka2 loss in 2 half-moves
12 Ka4 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rd1 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rg1 loss in 2 half-moves