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EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rg2 win in 3 half-moves
3 Kb1 draw
4 Ke1 draw
5 Ra4 draw
6 Rf4 draw
7 Rg1 draw
8 Rg3 draw
9 Rg8 draw
10 Rh4 draw
11 Kb2 loss in 2 half-moves
12 Kcc2 loss in 2 half-moves
13 Kcd2 loss in 2 half-moves
14 Kdc2 loss in 2 half-moves
15 Kdd2 loss in 2 half-moves
16 Ke2 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rg7 loss in 2 half-moves