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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Ka5 draw
3 Ka6 draw
4 Kb6 draw
5 Kc5 draw
6 Kc6 draw
7 Rb1 draw
8 Rb2 draw
9 Re4 draw
10 Rf4 draw
11 Rg4 draw
12 Rh4 draw
13 Ka4 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves