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EGTB: win in 4 half-moves

# move score
1 Rc4 win in 3 half-moves
2 Rd4 win in 3 half-moves
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb6 draw
7 Re4 draw
8 Rf4 draw
9 Rg4 draw
10 Rh4 draw
11 Ka7 loss in 2 half-moves
12 Kab7 loss in 2 half-moves
13 Kab8 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kcb7 loss in 2 half-moves
16 Kcb8 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rb8 loss in 2 half-moves