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

EGTB: draw

# move score
1 Rc1 draw
2 Rc3 draw
3 Rc4 draw
4 Rc5 draw
5 Rc6 draw
6 Re7 draw
7 Ka1 loss in 2 half-moves
8 Ka3 loss in 2 half-moves
9 Kb1 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc2 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rg7 loss in 1 half-moves
19 Rh7 loss in 1 half-moves