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

EGTB: draw

# move score
1 Rb2 draw
2 Rb3 draw
3 Rb4 draw
4 Ka7 loss in 2 half-moves
5 Ka8 loss in 2 half-moves
6 Kbc7 loss in 2 half-moves
7 Kbc8 loss in 2 half-moves
8 Kc6 loss in 2 half-moves
9 Kd6 loss in 2 half-moves
10 Kd8 loss in 2 half-moves
11 Kdc7 loss in 2 half-moves
12 Kdc8 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Ke8 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rc7 loss in 2 half-moves