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 Kb6 draw
3 Kc4 draw
4 Kc5 draw
5 Ra4 draw
6 Rb3 draw
7 Rc4 draw
8 Rg4 draw
9 Rb1 loss in 10 half-moves
10 Ka4 loss in 8 half-moves
11 Ka5 loss in 6 half-moves
12 Ka6 loss in 6 half-moves
13 Kc6 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rh4 loss in 1 half-moves