Three of Phi Sigma Kappa?

"Three of Phi Sigma Kappa" doesn't have a standard meaning. It's likely referencing the fraternity Phi Sigma Kappa, but the "three" part is unclear without more context. It could refer to:

* Three specific members: Perhaps it's a reference to three particular brothers within a chapter or across the fraternity's history.

* Three things related to the fraternity: Three events, three principles, three significant achievements, etc.

* A shortened phrase or inside joke: It could be a term only understood within the fraternity.

To understand the meaning, more context is needed. Where did you see or hear this phrase?