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

EGTB: win in 4 half-moves

# move score
1 Rd4 win in 3 half-moves
2 Kd4 draw
3 Kg4 draw
4 Kg5 draw
5 Kh4 draw
6 Kh6 draw
7 Rd1 draw
8 Rd2 draw
9 Rf3 draw
10 Rh3 draw
11 Kc4 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Kg6 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rg3 loss in 2 half-moves