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

EGTB: draw

# move score
1 Ka4 draw
2 Ka5 draw
3 Ka6 draw
4 Kb4 draw
5 Kb6 draw
6 Kc4 draw
7 Kc5 draw
8 Kc6 draw
9 Ra1 draw
10 Rb1 draw
11 Rc1 draw
12 Rd1 draw
13 Re2 draw
14 Re3 draw
15 Re5 draw
16 Re6 draw
17 Re7 draw
18 Re8 draw
19 Rf1 draw
20 Rg1 draw
21 Re4 loss in 2 half-moves
22 Rh1 loss in 2 half-moves