Originally Posted by
Fabo.sk
Unlike in FRA, access is granted only to F pax or M&M status members, not to FTLs, other *G, or, crucially, arriving intercontinental J pax.
This is not correct as can be seen from
https://www.lufthansa.com/us/en/admission-rules
Acutally, FRA is the exception since there (for C pax) access is only given to the Welcome Lounge. See footnote 5.