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

EGTB: win in 4 half-moves

# move score
1 Re4 win in 3 half-moves
2 Ra8 win in 5 half-moves
3 Rb8 win in 5 half-moves
4 K1a2 draw
5 K1b2 draw
6 K3a2 draw
7 K3b2 draw
8 Ka4 draw
9 Kb1 draw
10 Kb3 draw
11 Kb4 draw
12 Rc8 draw
13 Rd8 draw
14 Re5 draw
15 Re6 draw
16 Re7 draw
17 Rf8 draw
18 Re1 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves