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

EGTB: draw

# move score
1 Rc7 draw
2 Rd7 draw
3 Re7 draw
4 Rf1 draw
5 Rf2 draw
6 Rf3 draw
7 Rf4 draw
8 Rf8 draw
9 Rh7 draw
10 Kc1 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Ke1 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves