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

EGTB: win in 4 half-moves

# move score
1 Rd3 win in 3 half-moves
2 Kb5 win in 5 half-moves
3 Kb6 win in 5 half-moves
4 Ra5 win in 5 half-moves
5 Rd7 win in 5 half-moves
6 Ka5 draw
7 Kb7 draw
8 Ra4 draw
9 Rb3 draw
10 Rb7 draw
11 Rc3 draw
12 Rc7 draw
13 Re3 draw
14 Re7 draw
15 Rf3 draw
16 Rf7 draw
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh3 loss in 2 half-moves
23 Rh7 loss in 2 half-moves