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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kb2 draw
3 Kb3 draw
4 Kc2 draw
5 Kc4 draw
6 Kd3 draw
7 Kd4 draw
8 Rb2 draw
9 Rb3 draw
10 Rb5 draw
11 Rb6 draw
12 Rb7 draw
13 Rb8 draw
14 Rc4 draw
15 Rd4 draw
16 Re4 draw
17 Rf4 draw
18 Rg4 draw
19 Rh4 draw
20 Kd2 loss in 2 half-moves
21 Ra4 loss in 2 half-moves