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

EGTB: win in 4 half-moves

# move score
1 Rc7 win in 3 half-moves
2 Ka6 draw
3 Kaa7 draw
4 Kab8 draw
5 Kb6 draw
6 Kba7 draw
7 Kbb8 draw
8 Kc6 draw
9 Kc7 draw
10 Kc8 draw
11 Rd7 draw
12 Re7 draw
13 Rf2 draw
14 Rf8 draw
15 Rf1 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves