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EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 K7f8 draw
3 K7h7 draw
4 K7h8 draw
5 K8f8 draw
6 K8h7 draw
7 K8h8 draw
8 Kg6 draw
9 Kh6 draw
10 Ra7 draw
11 Rb2 draw
12 Rb8 draw
13 K7f7 loss in 2 half-moves
14 K8f7 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Re7 loss in 2 half-moves