5874
The shuttle is carrying a crew of seven astronauts including Barbara Morgan the first  teacher  in space 21 years after the Challenger explosion in 1986 killed fellow educator  Christa McAuliffe  and six astronauts .
 title of person: teacher, Christa McAuliffe
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:
 title of person: teacher, Christa McAuliffe