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 Kaa5 win in 5 half-moves
3 Kab5 win in 5 half-moves
4 Kbb5 win in 5 half-moves
5 Ra3 win in 15 half-moves
6 Kaa3 draw
7 Kc5 draw
8 Rb1 draw
9 Rb2 draw
10 Kba3 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves