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EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rb8 win in 13 half-moves
3 Kc6 draw
4 Kc7 draw
5 Kdd7 draw
6 Kde7 draw
7 Ked7 draw
8 Kee7 draw
9 Kf6 draw
10 Kf7 draw
11 Ra1 draw
12 Rb6 draw
13 Rh1 draw
14 Kc5 loss in 2 half-moves
15 Kdd5 loss in 2 half-moves
16 Kde5 loss in 2 half-moves
17 Ked5 loss in 2 half-moves
18 Kee5 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rc1 loss in 2 half-moves
25 Rd1 loss in 2 half-moves
26 Re1 loss in 2 half-moves
27 Rf1 loss in 2 half-moves
28 Rg1 loss in 2 half-moves