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EGTB: win in 20 half-moves

# move score
1 Rg4 win in 19 half-moves
2 Rb5 draw
3 Rf5 draw
4 Rg1 draw
5 Rg2 draw
6 Rg3 draw
7 Ba3 loss in 2 half-moves
8 Bb2 loss in 2 half-moves
9 Bd2 loss in 2 half-moves
10 Be3 loss in 2 half-moves
11 Bf4 loss in 2 half-moves
12 Nf2 loss in 2 half-moves
13 Ng3 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh5 loss in 2 half-moves