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

EGTB: draw

# move score
1 h2 draw
2 Rc1 draw
3 Rc2 draw
4 Rc3 draw
5 Rc8 draw
6 Rd4 draw
7 Re4 draw
8 Rf4 draw
9 Rg4 draw
10 Rh4 draw
11 Ra4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rc7 loss in 2 half-moves