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EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Bb8 draw
3 Nc2 draw
4 Nd3 draw
5 Nf3 draw
6 Ng2 draw
7 Ra6 draw
8 Rb1 draw
9 Rb3 draw
10 Rc6 draw
11 Rg6 draw
12 Rh6 draw
13 Rb2 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rf6 loss in 2 half-moves