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

EGTB: win in 4 half-moves

# move score
1 Rd7 win in 3 half-moves
2 Ka6 draw
3 Ka8 draw
4 Kab6 draw
5 Kab7 draw
6 Kab8 draw
7 Kc6 draw
8 Kc8 draw
9 Kcb6 draw
10 Kcb7 draw
11 Kcb8 draw
12 Kd6 draw
13 Kd7 draw
14 Kd8 draw
15 Re7 draw
16 Rf3 draw
17 Rf8 draw
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rf6 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rh7 loss in 2 half-moves