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

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Rg4 win in 3 half-moves
3 Rh4 win in 3 half-moves
4 Ra4 draw
5 Rb2 draw
6 Rb5 draw
7 Rd4 draw
8 Re4 draw
9 Kf7 loss in 2 half-moves
10 Kf8 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Kh7 loss in 2 half-moves
13 Kh8 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc4 loss in 2 half-moves