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

EGTB: win in 2 half-moves

# move score
1 Re4 win in 1 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kc8 draw
5 Kd6 draw
6 Kd8 draw
7 Ra1 draw
8 Rb1 draw
9 Rc1 draw
10 Rd1 draw
11 Re2 draw
12 Re3 draw
13 Re6 draw
14 Rf1 draw
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ke8 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves