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

EGTB: win in 4 half-moves

# move score
1 Rc4 win in 3 half-moves
2 Rd4 win in 3 half-moves
3 Re4 win in 3 half-moves
4 Rh7 win in 3 half-moves
5 Rh8 win in 5 half-moves
6 Kb7 draw
7 Kb8 draw
8 Kcc7 draw
9 Kcd7 draw
10 Kdc7 draw
11 Kdd7 draw
12 Ke7 draw
13 Ke8 draw
14 Rf4 draw
15 Rg4 draw
16 Rh3 draw
17 Rh5 draw
18 Rh6 draw
19 Ra4 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh2 loss in 2 half-moves