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 Kc1 loss in 2 half-moves
3 Kc2 loss in 2 half-moves
4 Kd2 loss in 2 half-moves
5 Ke1 loss in 2 half-moves
6 Ke2 loss in 2 half-moves
7 Rb5 loss in 2 half-moves
8 Rc5 loss in 2 half-moves
9 Rd2 loss in 2 half-moves
10 Rd3 loss in 2 half-moves
11 Rd6 loss in 2 half-moves
12 Re5 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rg5 loss in 2 half-moves
15 Rh5 loss in 2 half-moves
16 Ra5 loss in 1 half-moves
17 Rd7 loss in 1 half-moves
18 Rd8 loss in 1 half-moves