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 Rb6 win in 3 half-moves
3 Rc6 win in 3 half-moves
4 Rd6 win in 3 half-moves
5 Kb7 draw
6 Kb8 draw
7 Kcc7 draw
8 Kcd7 draw
9 Kdc7 draw
10 Kdd7 draw
11 Ke7 draw
12 Ke8 draw
13 Ra6 draw
14 Re5 draw
15 Re7 draw
16 Re8 draw
17 Re1 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves