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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rb2 draw
3 Rb6 draw
4 Rb7 draw
5 Rb8 draw
6 Rc4 draw
7 Rd4 draw
8 Re4 draw
9 Rf4 draw
10 Kg4 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Kg6 loss in 2 half-moves
13 Kh4 loss in 2 half-moves
14 Kh6 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves