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 Kd2 draw
5 Rd1 draw
6 Re2 draw
7 Re3 draw
8 Re4 draw
9 Re5 draw
10 Re6 draw
11 Re7 draw
12 Kd1 loss in 6 half-moves
13 Rg1 loss in 4 half-moves
14 Rh1 loss in 4 half-moves
15 Re8 loss in 2 half-moves
16 Rf1 loss in 2 half-moves