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

EGTB: win in 2 half-moves

# move score
1 Kc3 win in 1 half-moves
2 Rc7 win in 1 half-moves
3 Rd4 win in 1 half-moves
4 Rd5 win in 1 half-moves
5 Rd6 win in 1 half-moves
6 Kc1 loss in 2 half-moves
7 Kc2 loss in 2 half-moves
8 Kd1 loss in 2 half-moves
9 Ke1 loss in 2 half-moves
10 Ke2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Kd3 loss in 1 half-moves
20 Rd3 loss in 1 half-moves