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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kb5 win in 1 half-moves
3 Kc5 win in 1 half-moves
4 Kd4 win in 1 half-moves
5 Kd5 win in 1 half-moves
6 Ra7 win in 1 half-moves
7 Rb7 win in 1 half-moves
8 Rc7 win in 1 half-moves
9 Rd7 win in 1 half-moves
10 Re7 win in 1 half-moves
11 Rf1 win in 1 half-moves
12 Rf2 win in 1 half-moves
13 Rf3 win in 1 half-moves
14 Rf4 win in 1 half-moves
15 Rf5 win in 1 half-moves
16 Rf6 win in 1 half-moves
17 Rf8 win in 1 half-moves
18 Rg7 win in 1 half-moves
19 Rh7 win in 1 half-moves
20 Kb3 loss in 2 half-moves
21 Kc3 loss in 2 half-moves
22 Kd3 loss in 2 half-moves