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EGTB: win in 4 half-moves

# move score
1 Rbg1 win in 3 half-moves
2 Ra1 draw
3 Rb2 draw
4 Rb3 draw
5 Rb4 draw
6 Rb5 draw
7 Rb6 draw
8 Rbc1 draw
9 Rh2 draw
10 Rhc1 draw
11 Rhg1 draw
12 Nf2 loss in 2 half-moves
13 Nf4 loss in 2 half-moves
14 Ng1 loss in 2 half-moves
15 Ng5 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rbd1 loss in 2 half-moves
19 Rbe1 loss in 2 half-moves
20 Rbf1 loss in 2 half-moves
21 Rhd1 loss in 2 half-moves
22 Rhe1 loss in 2 half-moves
23 Rhf1 loss in 2 half-moves