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

EGTB: draw

# move score
1 Rb8 draw
2 Rc2 draw
3 Rc3 draw
4 Rc6 draw
5 Rg8 draw
6 Rh8 draw
7 Kf1 loss in 2 half-moves
8 Kf2 loss in 2 half-moves
9 Kg2 loss in 2 half-moves
10 Kh1 loss in 2 half-moves
11 Kh2 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rc4 loss in 1 half-moves