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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kaa6 win in 3 half-moves
3 Kab6 win in 3 half-moves
4 Kba6 win in 3 half-moves
5 Kbb6 win in 3 half-moves
6 Kc6 win in 3 half-moves
7 Ra6 win in 3 half-moves
8 Kaa4 win in 5 half-moves
9 Kab4 win in 5 half-moves
10 Kba4 win in 5 half-moves
11 Kbb4 win in 5 half-moves
12 Kc5 win in 5 half-moves
13 Kc4 draw
14 Rb7 draw
15 Rf7 draw
16 Rg7 draw
17 Rh7 draw
18 Rc7 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves