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EGTB: win in 4 half-moves

# move score
1 Rc7 win in 3 half-moves
2 Ka5 draw
3 Kb5 draw
4 Kc5 draw
5 Rc5 draw
6 Rg4 draw
7 Ka6 loss in 2 half-moves
8 Ka7 loss in 2 half-moves
9 Kb7 loss in 2 half-moves
10 Kc6 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc1 loss in 2 half-moves
23 Rc2 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rc6 loss in 2 half-moves
26 Rc8 loss in 2 half-moves
27 Rd4 loss in 2 half-moves
28 Re4 loss in 2 half-moves
29 Rf4 loss in 2 half-moves
30 Rh4 loss in 2 half-moves