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

EGTB: draw

# move score
1 Rb7 draw
2 Rc2 draw
3 Rc3 draw
4 Rc4 draw
5 Rc6 draw
6 Ra7 loss in 8 half-moves
7 Rf7 loss in 6 half-moves
8 Kf1 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Kg2 loss in 2 half-moves
11 Kh1 loss in 2 half-moves
12 Kh2 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh7 loss in 2 half-moves