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

EGTB: win in 4 half-moves

# move score
1 Kab2 win in 3 half-moves
2 Kaa2 win in 5 half-moves
3 Kab4 win in 5 half-moves
4 Kbb2 win in 5 half-moves
5 Kaa4 draw
6 Kba2 draw
7 Kba4 draw
8 Kbb4 draw
9 Rb1 draw
10 Rg1 draw
11 Rh1 draw
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves