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 Kd7 loss in 2 half-moves
3 Kd8 loss in 2 half-moves
4 Ke7 loss in 2 half-moves
5 Kf7 loss in 2 half-moves
6 Kf8 loss in 2 half-moves
7 Rc3 loss in 2 half-moves
8 Rd5 loss in 2 half-moves
9 Rd6 loss in 2 half-moves
10 Rd7 loss in 2 half-moves
11 Rd8 loss in 2 half-moves
12 Re3 loss in 2 half-moves
13 Rf3 loss in 2 half-moves
14 Rh3 loss in 2 half-moves
15 Ra3 loss in 1 half-moves
16 Rb3 loss in 1 half-moves
17 Rd1 loss in 1 half-moves
18 Rd2 loss in 1 half-moves
19 Rg3 loss in 1 half-moves