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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Rb3 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 Ka1 draw
8 Ka3 draw
9 Kb1 draw
10 Kb2 draw
11 Kb3 draw
12 Kc7 draw
13 Kc8 draw
14 Kd7 draw
15 Ke7 draw
16 Ke8 draw
17 Ra8 draw
18 Rc8 draw
19 Rb4 loss in 1 half-moves