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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kd1 draw
3 Kd2 draw
4 Kf1 draw
5 Kf2 draw
6 Ra2 draw
7 Rc2 draw
8 Re3 draw
9 Re4 draw
10 Re5 draw
11 Rd2 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rh2 loss in 2 half-moves
17 Re6 loss in 1 half-moves