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EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Kc8 draw
3 Kf8 draw
4 Ra1 draw
5 Ra8 draw
6 Rb7 draw
7 Rg7 draw
8 Rh7 draw
9 Kc7 loss in 2 half-moves
10 Kdd7 loss in 2 half-moves
11 Kde7 loss in 2 half-moves
12 Ked7 loss in 2 half-moves
13 Kee7 loss in 2 half-moves
14 Kf7 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re7 loss in 2 half-moves