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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kb7 win in 3 half-moves
3 Kb8 win in 3 half-moves
4 Kcc7 win in 3 half-moves
5 Kdc7 win in 3 half-moves
6 Kdd7 win in 3 half-moves
7 Ke7 win in 3 half-moves
8 Rb1 win in 3 half-moves
9 Rb2 win in 3 half-moves
10 Rb3 win in 3 half-moves
11 Rb8 win in 3 half-moves
12 Rc4 win in 3 half-moves
13 Rd4 win in 3 half-moves
14 Re4 win in 3 half-moves
15 Kcd7 draw
16 Ke8 draw
17 Ra4 draw
18 Rf4 draw
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves