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

EGTB: win in 4 half-moves

# move score
1 Kaa7 win in 3 half-moves
2 Kab7 win in 3 half-moves
3 Kba7 win in 3 half-moves
4 Kbb7 win in 3 half-moves
5 Kaa5 draw
6 Kab5 draw
7 Kba5 draw
8 Kbb5 draw
9 Ra8 draw
10 Rb7 draw
11 Rc8 draw
12 Rg8 draw
13 Kc5 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves