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

EGTB: win in 4 half-moves

# move score
1 K1b2 win in 3 half-moves
2 K3b2 win in 3 half-moves
3 Kb1 win in 3 half-moves
4 Kb3 win in 3 half-moves
5 Kb4 win in 3 half-moves
6 Rb2 win in 7 half-moves
7 K1d2 draw
8 K3d2 draw
9 Kc4 draw
10 Kd1 draw
11 Ra2 draw
12 Rd2 draw
13 Rh2 draw
14 Kd3 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rg2 loss in 2 half-moves