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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Ka3 win in 5 half-moves
3 Ka5 win in 5 half-moves
4 Kb3 win in 5 half-moves
5 Kb5 win in 5 half-moves
6 Kc5 win in 5 half-moves
7 Ra8 win in 5 half-moves
8 Ka1 draw
9 Ka6 draw
10 Ka7 draw
11 Kb1 draw
12 Kb2 draw
13 Kb7 draw
14 Kc6 draw
15 Kc7 draw
16 Rc8 draw
17 Rg8 draw
18 Rh8 draw
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves