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

EGTB: win in 4 half-moves

# move score
1 Ra7 win in 3 half-moves
2 Ra4 win in 5 half-moves
3 Rb4 win in 5 half-moves
4 Rd1 win in 5 half-moves
5 Rd2 win in 5 half-moves
6 Rg1 win in 7 half-moves
7 Ra3 win in 9 half-moves
8 Rb3 win in 9 half-moves
9 Rbb1 win in 11 half-moves
10 Ra6 draw
11 Rab1 draw
12 Rb6 draw
13 Rb7 draw
14 Rc1 draw
15 Rc2 draw
16 Rf1 draw
17 Rf2 draw
18 Rg2 draw
19 Ra5 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Re2 loss in 2 half-moves
25 Rh1 loss in 2 half-moves
26 Rh2 loss in 2 half-moves