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 Ka8 win in 3 half-moves
3 Kc8 win in 3 half-moves
4 Rc8 win in 3 half-moves
5 Ra8 win in 27 half-moves
6 Kb6 draw
7 Kb7 draw
8 Ke8 draw
9 Rb6 draw
10 Kc7 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb7 loss in 2 half-moves