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

EGTB: win in 4 half-moves

# move score
1 Rd1 win in 3 half-moves
2 Rb2 draw
3 Rb3 draw
4 Rb4 draw
5 Rb5 draw
6 Rc1 draw
7 Re1 draw
8 Rf1 draw
9 Rg1 draw
10 Rh1 draw
11 Ka7 loss in 2 half-moves
12 Kab7 loss in 2 half-moves
13 Kab8 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kcb7 loss in 2 half-moves
16 Kcb8 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rb8 loss in 2 half-moves