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 Ka5 draw
3 Kb5 draw
4 Rb4 draw
5 Rg5 draw
6 Rg6 draw
7 Rg7 draw
8 Rg8 draw
9 Ka3 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Re4 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh4 loss in 2 half-moves