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

EGTB: draw

# move score
1 Ka2 draw
2 Kb1 draw
3 Kb2 draw
4 Re2 draw
5 Re3 draw
6 Re4 draw
7 Re5 draw
8 Re6 draw
9 Rf1 draw
10 Rg1 draw
11 Rh1 draw
12 Rb1 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Re8 loss in 2 half-moves