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 Rb3 draw
3 Rd6 draw
4 Rf3 draw
5 Rg3 draw
6 Rh3 draw
7 Kc6 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kc8 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Rd2 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Re3 loss in 2 half-moves