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

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kd7 draw
5 Ke6 draw
6 Ke7 draw
7 Rd5 draw
8 Re3 draw
9 Rf3 draw
10 Rg3 draw
11 Rh3 draw
12 Kc5 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Rd2 loss in 2 half-moves