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

EGTB: win in 4 half-moves

# move score
1 Rd4 win in 3 half-moves
2 Re4 win in 3 half-moves
3 Kd7 draw
4 Ke7 draw
5 Ke8 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Rf5 draw
10 Rf6 draw
11 Rf8 draw
12 Rg4 draw
13 Rh4 draw
14 Kc7 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rf7 loss in 2 half-moves