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EGTB: win in 4 half-moves

# move score
1 R7a5 win in 3 half-moves
2 R3a5 draw
3 Ra1 draw
4 Rb3 draw
5 Rc3 draw
6 Rd3 draw
7 Rh3 draw
8 Ka6 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 R3a4 loss in 2 half-moves
16 R3a6 loss in 2 half-moves
17 R7a4 loss in 2 half-moves
18 R7a6 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rg3 loss in 2 half-moves