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 Rb6 win in 1 half-moves
5 Rb7 win in 1 half-moves
6 Rc8 win in 1 half-moves
7 Rd8 win in 1 half-moves
8 Rh8 win in 1 half-moves
9 Ka7 draw
10 Kb7 draw
11 Rb1 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves