Question: how is PAL Express and Philippine Airlines connected?
Sentence (from "Philippine Airlines"): Out of its hubs at Ninoy Aquino International Airport of Manila, Clark International Airport of Angeles and Mactan-Cebu International Airport of Cebu, Philippine Airlines serves 31 destinations in the Philippines and 41 overseas destinations in Southeast Asia, East Asia, Middle East, Oceania, North America and Europe.
Relevant evidence: No