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EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Rb4 draw
3 Rg7 draw
4 Bd8 loss in 2 half-moves
5 Be1 loss in 2 half-moves
6 Bf2 loss in 2 half-moves
7 Bf6 loss in 2 half-moves
8 Bg3 loss in 2 half-moves
9 Bg5 loss in 2 half-moves
10 Ne2 loss in 2 half-moves
11 Nf3 loss in 2 half-moves
12 Nh3 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Be7 loss in 1 half-moves
22 Rc4 loss in 1 half-moves