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

EGTB: win in 2 half-moves

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