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EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Kg2 draw
3 Kh3 draw
4 Ra8 draw
5 Rb3 draw
6 Rc3 draw
7 Rg3 draw
8 Rh1 draw
9 Rh3 draw
10 Kg1 loss in 2 half-moves
11 Kh1 loss in 2 half-moves
12 R1a2 loss in 2 half-moves
13 R3a2 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Kg3 loss in 1 half-moves