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EGTB: win in 4 half-moves

# move score
1 R1a3 win in 3 half-moves
2 R5a3 draw
3 Ra6 draw
4 Ra7 draw
5 Ra8 draw
6 Rb5 draw
7 Rc5 draw
8 Rd5 draw
9 Re5 draw
10 Na3 loss in 2 half-moves
11 Nc3 loss in 2 half-moves
12 Nd2 loss in 2 half-moves
13 R1a2 loss in 2 half-moves
14 R1a4 loss in 2 half-moves
15 R5a2 loss in 2 half-moves
16 R5a4 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