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

EGTB: win in 4 half-moves

# move score
1 Rd2 win in 3 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kd2 draw
5 Ke1 draw
6 Ke2 draw
7 Rd3 draw
8 Rd5 draw
9 Rd6 draw
10 Rh4 draw
11 Ra4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves