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 Rb6 win in 1 half-moves
4 Rf7 win in 1 half-moves
5 Rb3 draw
6 Rb5 draw
7 Rb8 draw
8 Rc7 draw
9 Re7 draw
10 Rg7 draw
11 Rh7 draw
12 Ra7 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rd7 loss in 2 half-moves