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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 Ke5 draw
3 Ke6 draw
4 Kf6 draw
5 Kg5 draw
6 Kg6 draw
7 Rf3 draw
8 Rg4 draw
9 Rh4 draw
10 Ke4 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rf2 loss in 2 half-moves