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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Ka3 draw
3 Ka5 draw
4 Kb3 draw
5 Rb3 draw
6 Rb5 draw
7 Rg4 draw
8 Rh4 draw
9 Rb1 loss in 4 half-moves
10 Rb2 loss in 4 half-moves
11 Kb5 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves