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

EGTB: win in 6 half-moves

# move score
1 Rc1 win in 5 half-moves
2 Ra1 draw
3 Ra4 draw
4 Rb2 draw
5 Rb3 draw
6 Rb5 draw
7 Rbb1 draw
8 Rc4 draw
9 Rgb1 draw
10 Rh1 draw
11 Rh4 draw
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves