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

EGTB: win in 4 half-moves

# move score
1 R4a6 win in 3 half-moves
2 Rg4 win in 3 half-moves
3 Kc7 win in 5 half-moves
4 R4a5 win in 5 half-moves
5 R7a5 win in 5 half-moves
6 Rf4 win in 5 half-moves
7 Kb7 win in 7 half-moves
8 Ka8 draw
9 Kc8 draw
10 R7a6 draw
11 Ra8 draw
12 Rb7 draw
13 Rd7 draw
14 Re4 draw
15 Re7 draw
16 Rf7 draw
17 Rg7 draw
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rc7 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves
26 Rh7 loss in 2 half-moves