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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rb5 draw
3 Rb6 draw
4 Rb7 draw
5 Rb8 draw
6 Rc1 draw
7 Rf1 draw
8 Rg1 draw
9 Rh1 draw
10 Ka7 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Re1 loss in 2 half-moves