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

EGTB: draw

# move score
1 Re4 draw
2 Rf4 draw
3 Rg4 draw
4 Rh7 draw
5 Rh1 loss in 4 half-moves
6 Rh2 loss in 4 half-moves
7 Rh3 loss in 4 half-moves
8 Kg7 loss in 2 half-moves
9 Kg8 loss in 2 half-moves
10 Kh7 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Rh6 loss in 2 half-moves
16 Rc4 loss in 1 half-moves