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EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Nb4 draw
3 Nc1 draw
4 Ne5 draw
5 Ra2 draw
6 Rb1 draw
7 Rb3 draw
8 Rc2 draw
9 Ne1 loss in 16 half-moves
10 Nf2 loss in 6 half-moves
11 Rd2 loss in 4 half-moves
12 Nc5 loss in 2 half-moves
13 Nf4 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 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rh2 loss in 2 half-moves