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

EGTB: win in 4 half-moves

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