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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rb5 win in 3 half-moves
3 Ka1 win in 5 half-moves
4 Ka4 win in 5 half-moves
5 Ka5 win in 5 half-moves
6 Kaa3 win in 5 half-moves
7 Kab3 win in 5 half-moves
8 Kb1 win in 5 half-moves
9 Kb5 win in 5 half-moves
10 Kba3 win in 5 half-moves
11 Kbb3 win in 5 half-moves
12 Kc4 win in 5 half-moves
13 Kc5 win in 5 half-moves
14 Ra8 win in 5 half-moves
15 Rb6 win in 5 half-moves
16 Rc8 win in 5 half-moves
17 Kb2 draw
18 Rg8 draw
19 Rh8 draw
20 Kc3 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves