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

EGTB: win in 4 half-moves

# move score
1 Rd1 win in 3 half-moves
2 Rc1 win in 5 half-moves
3 Re8 win in 5 half-moves
4 Re3 win in 7 half-moves
5 Rc7 draw
6 Rd7 draw
7 Re2 draw
8 Ree1 draw
9 Rf7 draw
10 Rge1 loss in 4 half-moves
11 Ra1 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh7 loss in 2 half-moves