Gyémánt tag
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
Klubok
Official HCF Club
10 Tag
Seven Rooks
11 Tag
Chess.com Beta
4 710 Tag
Team Hong Kong
3 400 Tag
Kidult Hong Kong Chess Academy
643 Tag