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

EGTB: draw

# move score
1 Rc1 draw
2 Rc2 draw
3 Rc3 draw
4 Rc4 draw
5 Rc6 draw
6 Rc7 draw
7 Kc7 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Ke7 loss in 2 half-moves
10 Ke8 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rc5 loss in 2 half-moves