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 Kd6 win in 3 half-moves
3 Kd7 win in 5 half-moves
4 Kd8 win in 5 half-moves
5 Kb3 win in 9 half-moves
6 Ka4 win in 11 half-moves
7 Ke6 win in 11 half-moves
8 Rb6 win in 11 half-moves
9 Rb7 win in 11 half-moves
10 Ke8 win in 13 half-moves
11 Kf7 win in 15 half-moves
12 Ra8 win in 17 half-moves
13 Kf8 win in 23 half-moves
14 Rd8 win in 25 half-moves
15 Ka2 draw
16 Kb2 draw
17 Kf6 draw
18 Rb3 draw
19 Rb4 draw
20 Rb5 draw
21 Rc8 draw
22 Re8 draw
23 Rf8 draw
24 Rb1 loss in 2 half-moves
25 Rb2 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves