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 Kg4 draw
3 Kg5 draw
4 Kh5 draw
5 Ra4 draw
6 Rb4 draw
7 Rd4 draw
8 Re5 draw
9 Re6 draw
10 Re7 draw
11 Re8 draw
12 Rf4 draw
13 Kg3 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rg4 loss in 2 half-moves