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