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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Kb3 draw
3 Kb4 draw
4 Kb5 draw
5 Kc3 draw
6 Kd3 draw
7 Kd4 draw
8 Kd5 draw
9 Rb7 draw
10 Rd7 draw
11 Kc5 loss in 8 half-moves
12 Ra7 loss in 6 half-moves
13 Re7 loss in 4 half-moves
14 Rc5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves
18 Rf7 loss in 1 half-moves