294
Philippine Science High School Southern Mindanao Campus ( abbreviated as PSHS-SMC ; colloquially called Pisay Davao or Pisay SMC ) is the first regional campus of the  Philippine Science High School System  a specialized public high school in the  Philippines  .
 country of headquarters: Philippine Science High School System, Philippines
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 country of headquarters: Philippine Science High School System, Philippines