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

EGTB: draw

# move score
1 Kb1 draw
2 Kb2 draw
3 Kc2 draw
4 Kd1 draw
5 Kd2 draw
6 Ra5 draw
7 Rb1 draw
8 Rb4 draw
9 Rb6 draw
10 Rb7 draw
11 Rb8 draw
12 Rc5 draw
13 Rd5 draw
14 Re5 draw
15 Rf5 draw
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves