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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kc2 draw
3 Kc3 draw
4 Kc4 draw
5 Kd2 draw
6 Ke2 draw
7 Ke3 draw
8 Ke4 draw
9 Rb8 draw
10 Rc8 loss in 2 half-moves
11 Rd5 loss in 2 half-moves
12 Rd6 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh8 loss in 2 half-moves
18 Kd4 loss in 1 half-moves
19 Rd4 loss in 1 half-moves