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

EGTB: win in 4 half-moves

# move score
1 Kbb2 win in 3 half-moves
2 Kaa4 win in 5 half-moves
3 Kab4 win in 5 half-moves
4 Kbb4 win in 5 half-moves
5 Kaa2 draw
6 Kab2 draw
7 Ra1 draw
8 Rb2 draw
9 Re1 draw
10 Kba2 loss in 2 half-moves
11 Kba4 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rh1 loss in 2 half-moves