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EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rd2 win in 3 half-moves
3 Kg2 draw
4 Kg4 draw
5 Kh2 draw
6 Ra2 draw
7 Rb1 draw
8 Rc2 draw
9 Rh2 loss in 4 half-moves
10 Kg3 loss in 2 half-moves
11 Kh4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rb6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg2 loss in 2 half-moves