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

EGTB: win in 2 half-moves

# move score
1 Ka5 win in 1 half-moves
2 Kc5 win in 1 half-moves
3 Rc8 win in 7 half-moves
4 Kc8 win in 13 half-moves
5 Ka4 win in 15 half-moves
6 Ra8 win in 15 half-moves
7 Ke8 win in 27 half-moves
8 Ka3 draw
9 Kb3 draw
10 Kb5 draw
11 Kc3 draw
12 Rb5 draw
13 Kc4 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves