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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kd4 draw
5 Kd6 draw
6 Ke4 draw
7 Ke5 draw
8 Ke6 draw
9 Rb1 draw
10 Rb2 draw
11 Rb5 draw
12 Rb6 draw
13 Rb8 draw
14 Rc4 draw
15 Rd4 draw
16 Re4 draw
17 Rf4 draw
18 Rg4 draw
19 Rh4 draw
20 Kc6 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Rb3 loss in 2 half-moves