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EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Bf2 draw
3 Ng2 draw
4 Ra4 draw
5 Rb1 draw
6 Rb2 draw
7 Rb3 draw
8 Bc3 loss in 2 half-moves
9 Bd2 loss in 2 half-moves
10 Bg3 loss in 2 half-moves
11 Nf3 loss in 2 half-moves
12 Nf5 loss in 2 half-moves
13 Ng6 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves