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

EGTB: draw

# move score
1 Kb8 draw
2 Rb7 draw
3 Rd2 draw
4 Rd3 draw
5 Rd4 draw
6 Kc7 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Kg1 loss in 2 half-moves
9 Kg2 loss in 2 half-moves
10 Kh2 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Kb7 loss in 1 half-moves