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

EGTB: win in 4 half-moves

# move score
1 Rh2 win in 3 half-moves
2 Ra7 draw
3 Rb7 draw
4 Rc7 draw
5 Rd7 draw
6 Rh1 draw
7 Rh3 draw
8 Rh4 draw
9 Rh8 draw
10 Kc1 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kdd2 loss in 2 half-moves
13 Kde2 loss in 2 half-moves
14 Ked2 loss in 2 half-moves
15 Kee2 loss in 2 half-moves
16 Kf1 loss in 2 half-moves
17 Kf2 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh5 loss in 2 half-moves
22 Rh6 loss in 2 half-moves