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 Ra2 draw
3 Rc5 draw
4 Rc6 draw
5 Rc7 draw
6 Rc8 draw
7 Rf2 draw
8 Rg2 draw
9 Rh2 draw
10 Kg1 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Kh2 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Re2 loss in 2 half-moves