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 Rb3 win in 1 half-moves
3 Rb4 win in 1 half-moves
4 Rb5 win in 1 half-moves
5 Rf8 win in 1 half-moves
6 Rg8 win in 1 half-moves
7 Rh8 win in 1 half-moves
8 Rb6 win in 3 half-moves
9 Rb1 draw
10 Rc8 draw
11 Rd8 draw
12 Re8 draw
13 Ra8 loss in 2 half-moves
14 Rb7 loss in 2 half-moves