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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Rc7 win in 3 half-moves
5 Ka6 win in 9 half-moves
6 Kc6 win in 13 half-moves
7 Kd6 win in 13 half-moves
8 Ka4 draw
9 Kc4 draw
10 Kc5 draw
11 Kd4 draw
12 Ra8 draw
13 Rb7 draw
14 Rd7 draw
15 Ke4 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves