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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Rf1 win in 1 half-moves
4 Rb2 draw
5 Rb3 draw
6 Rb5 draw
7 Rb6 draw
8 Rc1 draw
9 Re1 draw
10 Rg1 draw
11 Rh1 draw
12 Ra1 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rd1 loss in 2 half-moves