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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Rf3 win in 1 half-moves
3 Rf6 win in 1 half-moves
4 Kd7 loss in 2 half-moves
5 Kd8 loss in 2 half-moves
6 Ke7 loss in 2 half-moves
7 Rb5 loss in 2 half-moves
8 Rc5 loss in 2 half-moves
9 Rd5 loss in 2 half-moves
10 Re5 loss in 2 half-moves
11 Rf1 loss in 2 half-moves
12 Rf2 loss in 2 half-moves
13 Rf4 loss in 2 half-moves
14 Rg5 loss in 2 half-moves
15 Rh5 loss in 2 half-moves
16 Kf7 loss in 1 half-moves
17 Kf8 loss in 1 half-moves
18 Rf7 loss in 1 half-moves
19 Rf8 loss in 1 half-moves