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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Re4 win in 3 half-moves
3 Re5 win in 3 half-moves
4 Re8 win in 3 half-moves
5 Kf1 win in 5 half-moves
6 Kf2 win in 5 half-moves
7 Kf3 win in 5 half-moves
8 Kg1 win in 5 half-moves
9 Kg3 win in 5 half-moves
10 Kh1 win in 5 half-moves
11 Kh2 win in 5 half-moves
12 Kh3 win in 5 half-moves
13 Re1 win in 5 half-moves
14 Re2 win in 5 half-moves
15 Rf3 win in 5 half-moves
16 Rg3 win in 5 half-moves
17 Rh3 win in 5 half-moves
18 Ra3 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re7 loss in 2 half-moves