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EGTB: win in 4 half-moves

# move score
1 Nc7 win in 3 half-moves
2 Rb8 draw
3 Rc7 draw
4 Rd7 draw
5 Rf7 draw
6 Ra7 loss in 4 half-moves
7 Re7 loss in 4 half-moves
8 Nd6 loss in 2 half-moves
9 Nf6 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rh7 loss in 2 half-moves
16 Ng7 loss in 1 half-moves
17 Rb5 loss in 1 half-moves
18 Rg7 loss in 1 half-moves