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

EGTB: win in 4 half-moves

# move score
1 Re1 win in 3 half-moves
2 Rf1 win in 3 half-moves
3 Rg1 win in 3 half-moves
4 Rh1 win in 3 half-moves
5 Rb2 draw
6 Rb7 draw
7 Rb8 draw
8 Rc1 draw
9 Rd1 draw
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Kff7 loss in 2 half-moves
13 Kfg7 loss in 2 half-moves
14 Kgf7 loss in 2 half-moves
15 Kgg7 loss in 2 half-moves
16 Kh7 loss in 2 half-moves
17 Kh8 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves