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

EGTB: draw

# move score
1 Rf1 draw
2 Rf2 draw
3 Rf3 draw
4 Rg8 loss in 4 half-moves
5 Rh8 loss in 4 half-moves
6 Kc7 loss in 2 half-moves
7 Kc8 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Ke7 loss in 2 half-moves
10 Ke8 loss in 2 half-moves
11 Re8 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rf6 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rf4 loss in 1 half-moves