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

EGTB: win in 4 half-moves

# move score
1 R2a5 win in 3 half-moves
2 R2a6 win in 3 half-moves
3 R7a5 win in 3 half-moves
4 R7a6 win in 3 half-moves
5 Ra1 win in 3 half-moves
6 Rc7 win in 3 half-moves
7 Ra8 draw
8 Rc2 draw
9 Re7 draw
10 Kc1 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kd1 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Ke1 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 R2a3 loss in 2 half-moves
17 R2a4 loss in 2 half-moves
18 R7a3 loss in 2 half-moves
19 R7a4 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rh7 loss in 2 half-moves
26 Kc2 loss in 1 half-moves
27 Ke2 loss in 1 half-moves