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

EGTB: draw

# move score
1 Ka6 draw
2 Ka7 draw
3 Kb7 draw
4 Kc6 draw
5 Kc7 draw
6 Rc6 draw
7 Rd6 draw
8 Re1 draw
9 Re7 draw
10 Re8 draw
11 Rf6 draw
12 Rg6 draw
13 Rh6 draw
14 Re5 loss in 4 half-moves
15 Ka5 loss in 2 half-moves
16 Kb5 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves