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 Rb1 draw
3 Rb2 draw
4 Rb3 draw
5 Rb8 draw
6 Rc4 draw
7 Kd3 loss in 2 half-moves
8 Kd4 loss in 2 half-moves
9 Kd5 loss in 2 half-moves
10 Ke3 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Kee5 loss in 2 half-moves
13 Kef4 loss in 2 half-moves
14 Kf3 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Kfe5 loss in 2 half-moves
17 Kff4 loss in 2 half-moves
18 Kg4 loss in 2 half-moves
19 Kg5 loss in 2 half-moves
20 Kg6 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rb7 loss in 2 half-moves