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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Rb7 win in 1 half-moves
4 Rf8 win in 1 half-moves
5 Rb1 draw
6 Rb2 draw
7 Rb3 draw
8 Ka1 loss in 2 half-moves
9 Ka3 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Kb1 loss in 1 half-moves
18 Kb2 loss in 1 half-moves
19 Kb3 loss in 1 half-moves