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

EGTB: win in 4 half-moves

# move score
1 Kba5 win in 3 half-moves
2 Kc5 win in 3 half-moves
3 Rc2 win in 3 half-moves
4 Ka3 win in 5 half-moves
5 Ka6 win in 5 half-moves
6 Kb3 win in 5 half-moves
7 Kb6 win in 5 half-moves
8 Rb3 win in 5 half-moves
9 Kaa5 draw
10 Kab4 draw
11 Kbb4 draw
12 Kc4 draw
13 Ra2 draw
14 Rb1 draw
15 Rd2 draw
16 Re2 draw
17 Kc6 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rh2 loss in 2 half-moves