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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Re4 win in 1 half-moves
3 Ra6 draw
4 Re2 draw
5 Re3 draw
6 Re8 draw
7 Rf6 draw
8 Kf5 loss in 2 half-moves
9 Kf6 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kh5 loss in 2 half-moves
14 Kh6 loss in 2 half-moves
15 Kh7 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Re7 loss in 2 half-moves