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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Ra1 draw
3 Ra3 draw
4 Rb2 draw
5 Rb4 draw
6 Rb5 draw
7 Rbb1 draw
8 Rf3 draw
9 Rgb1 draw
10 Rh1 draw
11 Rh3 draw
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rg3 loss in 2 half-moves