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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rc1 win in 3 half-moves
3 Rd1 win in 3 half-moves
4 Re1 win in 3 half-moves
5 Kb7 draw
6 Kb8 draw
7 Kc6 draw
8 Kcc7 draw
9 Kcd8 draw
10 Kd6 draw
11 Kdc7 draw
12 Kdd8 draw
13 Ke6 draw
14 Ke7 draw
15 Ke8 draw
16 Ra1 draw
17 Rf2 draw
18 Rf6 draw
19 Rf7 draw
20 Rf8 draw
21 Rf3 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves