^I'll let you know for sure at the meet up. I have an extraordinary sensor radar that goes off within a mile of any sensor. Needless to say where we live it's always going off.
Edit: What does your gf think? She's an INTP right?
Through taking a test (MBTI-certified or not)
Through studying the cognitive processes (Fe, Ti, Se etc.)
Through reading type descriptions
A mixture of 1 & 2
A mixture of 1 & 3
A mixture of 2 & 3
A mixture of all three