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 Rb5 draw
8 Rc5 draw
9 Rd5 draw
10 Re6 draw
11 Rf5 draw
12 Re1 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves