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 Rb2 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Rh8 win in 1 half-moves
5 Rb6 draw
6 Rb7 draw
7 Rd8 draw
8 Ka6 loss in 2 half-moves
9 Ka8 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Kb6 loss in 1 half-moves
18 Kb7 loss in 1 half-moves