Diamant-Lid
The Richard opening
The Carson-Nathan opening
The Carson-Richard opening
Richard-Timothy Attack
Richard Attack
Richard-Jasper Defense
Pak Hei-Richard Opening
Pak Hei+Richie-Richard Variation of the Caro-Kann Defense
Klubs
Official HCF Club
10 lede
Seven Rooks
11 lede
Chess.com Beta
4 710 lede
Team Hong Kong
3 400 lede
Kidult Hong Kong Chess Academy
643 lede