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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Rb8 win in 1 half-moves
4 Re3 win in 1 half-moves
5 Rg3 win in 1 half-moves
6 Rh3 win in 1 half-moves
7 Rb5 draw
8 Rb6 draw
9 Rb7 draw
10 Rc3 draw
11 Rd3 draw
12 Rf3 draw
13 Ra3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves