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 Rf4 win in 3 half-moves
3 Rf5 win in 3 half-moves
4 Rf8 win in 3 half-moves
5 Kd1 win in 5 half-moves
6 Kd2 win in 5 half-moves
7 Kd3 win in 5 half-moves
8 Ke1 win in 5 half-moves
9 Ke3 win in 5 half-moves
10 Kf1 win in 5 half-moves
11 Kf2 win in 5 half-moves
12 Re3 win in 5 half-moves
13 Rf1 win in 5 half-moves
14 Rf2 win in 5 half-moves
15 Rg3 win in 5 half-moves
16 Rh3 win in 5 half-moves
17 Ra3 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd3 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves