a relationship BASED on honesty.
The Big Bang Theory Season 7, Episode 21
...with a culture BASED loosely
on Earth's Athens and Sparta?
The Big Bang Theory Season 2, Episode 16
Based on the number of chirps
per minute and the temperature...
The Big Bang Theory Season 3, Episode 2
...success at a bar
is BASED on classic male attributes...
The Big Bang Theory Season 4, Episode 5
Based on your academic record,
any number of things, I would imagine.
The Big Bang Theory Season 2, Episode 16