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

EGTB: win in 4 half-moves

# move score
1 Ra2 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 Re5 win in 3 half-moves
4 Re6 win in 3 half-moves
5 K6b6 draw
6 K6b7 draw
7 K7b6 draw
8 K7b7 draw
9 Ka5 draw
10 Ka8 draw
11 Kb5 draw
12 Kb8 draw
13 Rc2 draw
14 Rd2 draw
15 Re1 draw
16 Re3 draw
17 Re4 draw
18 Rf2 draw
19 Re7 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rh2 loss in 2 half-moves