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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb4 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Rh8 win in 1 half-moves
5 Ra8 draw
6 Rb6 draw
7 Rb7 draw
8 Rf8 draw
9 Rb1 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rc8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rg8 loss in 2 half-moves