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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kd7 win in 7 half-moves
3 Kd8 win in 7 half-moves
4 Ka4 win in 11 half-moves
5 Kb3 win in 11 half-moves
6 Ke7 win in 13 half-moves
7 Rb7 win in 13 half-moves
8 Kf7 win in 17 half-moves
9 Ra8 win in 17 half-moves
10 Ra6 win in 23 half-moves
11 Ra4 win in 25 half-moves
12 Rd7 win in 27 half-moves
13 Ka2 draw
14 Kb2 draw
15 Kf8 draw
16 Ra5 draw
17 Rc7 draw
18 Re7 draw
19 Rf7 draw
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves