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

EGTB: win in 2 half-moves

# move score
1 Re2 win in 1 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb4 draw
5 Kb7 draw
6 Kc4 draw
7 Kc7 draw
8 Kc8 draw
9 Rc1 draw
10 Kb2 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rh2 loss in 2 half-moves