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 Kg3 draw
3 Kg4 draw
4 Kg5 draw
5 Kh3 draw
6 Kh5 draw
7 Ra4 draw
8 Rb3 draw
9 Rb5 draw
10 Rb6 draw
11 Rd4 draw
12 Re4 draw
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves