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

EGTB: win in 6 half-moves

# move score
1 Rd1 win in 5 half-moves
2 Rd3 win in 5 half-moves
3 R1b2 draw
4 R3b2 draw
5 Ra1 draw
6 Ra3 draw
7 Rb4 draw
8 Rb5 draw
9 Rb6 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh3 loss in 2 half-moves