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

EGTB: draw

# move score
1 Ra7 draw
2 Rb7 draw
3 Rd1 draw
4 Rd2 draw
5 Rf7 draw
6 Ka4 loss in 2 half-moves
7 Ka5 loss in 2 half-moves
8 Ka6 loss in 2 half-moves
9 Kb4 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves