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

EGTB: win in 4 half-moves

# move score
1 Rd7 win in 3 half-moves
2 Rb3 draw
3 Rd2 draw
4 Rd4 draw
5 Rd5 draw
6 Rd6 draw
7 Re3 draw
8 Rg3 draw
9 Kc7 loss in 2 half-moves
10 Kc8 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves