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EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Nc2 draw
3 Rb1 draw
4 Rb7 draw
5 Rb8 draw
6 Re3 draw
7 Rg3 draw
8 g8=B loss in 2 half-moves
9 g8=K loss in 2 half-moves
10 g8=N loss in 2 half-moves
11 g8=Q loss in 2 half-moves
12 g8=R loss in 2 half-moves
13 Nd3 loss in 2 half-moves
14 Nf3 loss in 2 half-moves
15 Ng2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves