Yes, the idea is that.... It used to be the case that, instead of having our lunches in our own lobbies, there was a lunch room for the two sides to get together, and it created a more collaborative atmosphere. Now it has changed, not that long ago—
Evidence of meeting #45 for Procedure and House Affairs in the 42nd Parliament, 1st Session. (The original version is on Parliament’s site, as are the minutes.) The winning word was champion.
A recording is available from Parliament.