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

EGTB: win in 2 half-moves

# move score
1 Rbb1 win in 1 half-moves
2 Rd1 win in 1 half-moves
3 Rgb1 win in 1 half-moves
4 Rc8 win in 3 half-moves
5 Re8 win in 7 half-moves
6 Rf8 win in 7 half-moves
7 Ra8 draw
8 Rb5 draw
9 Ra1 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 Rh8 loss in 2 half-moves