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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Kc8 draw
7 Re3 draw
8 Re4 draw
9 Re5 draw
10 Re6 draw
11 Re7 draw
12 Re8 draw
13 Rg1 draw
14 Rh1 draw
15 Kc1 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Re2 loss in 2 half-moves