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 Rb3 draw
3 Rb5 draw
4 Rb6 draw
5 Rb7 draw
6 Rd4 draw
7 Re4 draw
8 Rf4 draw
9 Rg4 draw
10 Rh4 draw
11 Kg4 loss in 2 half-moves
12 Kg5 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kh4 loss in 2 half-moves
15 Kh6 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb8 loss in 2 half-moves