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

EGTB: win in 4 half-moves

# move score
1 Kaa3 win in 3 half-moves
2 Kab3 win in 3 half-moves
3 Kba3 win in 3 half-moves
4 Kbb3 win in 3 half-moves
5 Kc3 win in 3 half-moves
6 Ra3 win in 3 half-moves
7 Kab5 win in 7 half-moves
8 Kaa5 draw
9 Kba5 draw
10 Kbb5 draw
11 Kc4 draw
12 Ra1 draw
13 Rb2 draw
14 Rc2 draw
15 Rh2 draw
16 Kc5 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves