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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rc3 win in 3 half-moves
3 Rd3 win in 3 half-moves
4 Rh7 win in 3 half-moves
5 Kb8 draw
6 Kcc7 draw
7 Kcd7 draw
8 Kdc7 draw
9 Kdd7 draw
10 Ke7 draw
11 Ke8 draw
12 Ra3 draw
13 Rh4 draw
14 Rh5 draw
15 Rh6 draw
16 Rh8 draw
17 Kb7 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh2 loss in 2 half-moves