A Type for "a Post in a forum" ?

I thought we had a Type already that is similar to :

https://www.wikidata.org/wiki/Q7216866
a message sent to an online forum or discussion group
equivalent class:  http://rdfs.org/sioc/ns#Post

Anyone know ?
-Thad

Received on Wednesday, 18 July 2018 20:17:24 UTC