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

EGTB: draw

# move score
1 Ka7 draw
2 Ka8 draw
3 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Kg2 draw
7 Kg3 draw
8 Kg4 draw
9 Kh2 draw
10 Kh4 draw
11 Rc7 draw
12 Rd7 draw
13 Re7 draw
14 Rf7 draw
15 Rg7 draw
16 Rh4 draw
17 Rh5 draw
18 Rh6 draw
19 Rh8 draw
20 Ra7 loss in 2 half-moves
21 Rb7 loss in 2 half-moves