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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Ka7 win in 1 half-moves
3 Ka8 win in 1 half-moves
4 Ra2 win in 1 half-moves
5 Rb4 win in 1 half-moves
6 Kb6 draw
7 Kb8 draw
8 Rb1 draw
9 Rb3 draw
10 Rb5 draw
11 Rg2 draw
12 Rh2 draw
13 Kc6 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Rf2 loss in 2 half-moves