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

EGTB: win in 4 half-moves

# move score
1 Ka3 win in 3 half-moves
2 Kb3 win in 3 half-moves
3 Rb2 win in 3 half-moves
4 Re3 win in 3 half-moves
5 Re4 win in 3 half-moves
6 Re5 win in 3 half-moves
7 Ra2 win in 5 half-moves
8 K4b4 draw
9 K4b5 draw
10 K5b4 draw
11 K5b5 draw
12 Ka6 draw
13 Kb6 draw
14 Rc2 draw
15 Rd2 draw
16 Re1 draw
17 Re6 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