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

EGTB: win in 4 half-moves

# move score
1 Rc7 win in 3 half-moves
2 Kb7 win in 5 half-moves
3 Kb8 win in 5 half-moves
4 Ra7 win in 5 half-moves
5 Rb7 win in 5 half-moves
6 Ka4 win in 9 half-moves
7 Kb4 win in 9 half-moves
8 Ka2 draw
9 Ka3 draw
10 Kb2 draw
11 Kc3 draw
12 Kc4 draw
13 Kc7 draw
14 Kd7 draw
15 Kd8 draw
16 Rd7 draw
17 Re1 draw
18 Re5 draw
19 Re6 draw
20 Re8 draw
21 Rf7 draw
22 Kc2 loss in 2 half-moves
23 Re2 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves