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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Kd8 draw
3 Kg1 draw
4 Kg2 draw
5 Kh2 draw
6 Re2 draw
7 Re3 draw
8 Re8 draw
9 Rf1 draw
10 Rg1 draw
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Re7 loss in 2 half-moves