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EGTB: win in 4 half-moves

# move score
1 Rd7 win in 3 half-moves
2 Na6 draw
3 Nd7 draw
4 Ne4 draw
5 Ra7 draw
6 Rb6 draw
7 Rb8 draw
8 Rc7 draw
9 Na4 loss in 8 half-moves
10 Nb3 loss in 6 half-moves
11 Rb5 loss in 4 half-moves
12 Nd3 loss in 2 half-moves
13 Ne6 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves