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

EGTB: win in 2 half-moves

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