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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Rb5 win in 1 half-moves
5 Rb6 win in 1 half-moves
6 Rb7 win in 1 half-moves
7 Ka4 draw
8 Ka6 draw
9 Kb4 draw
10 Kb5 draw
11 Kb6 draw
12 Kc1 draw
13 Kc2 draw
14 Kd2 draw
15 Ke2 draw
16 Ra1 draw
17 Rc1 draw
18 Ke1 loss in 1 half-moves
19 Rb8 loss in 1 half-moves