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EGTB: win in 4 half-moves

# move score
1 Rc7 win in 3 half-moves
2 Rc3 draw
3 Rc4 draw
4 Rc5 draw
5 Rc6 draw
6 Rc8 draw
7 Re2 draw
8 Rf2 draw
9 Rg2 draw
10 Rh2 draw
11 Ka7 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rd2 loss in 2 half-moves