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EGTB: win in 4 half-moves

# move score
1 R2a3 win in 3 half-moves
2 Ra1 draw
3 Ra6 draw
4 Rb5 draw
5 Rc5 draw
6 Rd5 draw
7 Re5 draw
8 R5a3 loss in 4 half-moves
9 Na4 loss in 2 half-moves
10 Nc4 loss in 2 half-moves
11 Nd1 loss in 2 half-moves
12 Nd3 loss in 2 half-moves
13 R2a4 loss in 2 half-moves
14 R5a4 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves