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Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 R2a3 draw
3 R2a4 draw
4 R8a3 draw
5 R8a4 draw
6 Ra1 draw
7 Rb2 draw
8 Rb8 draw
9 Rg8 draw
10 R2a5 loss in 2 half-moves
11 R2a6 loss in 2 half-moves
12 R2a7 loss in 2 half-moves
13 R8a5 loss in 2 half-moves
14 R8a6 loss in 2 half-moves
15 R8a7 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rh2 loss in 2 half-moves
25 Rh8 loss in 2 half-moves