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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kc6 win in 1 half-moves
3 Rd1 win in 1 half-moves
4 Rd2 win in 1 half-moves
5 Rd3 win in 1 half-moves
6 Rd7 win in 1 half-moves
7 Rf5 win in 1 half-moves
8 Kb4 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Rd6 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rh5 loss in 2 half-moves