13440
ESA continued with its own study in 1986 while the  American  astronaut  Sally Ride  in her influential 1987 report NASA Leadership and America's Future in Space also examined and approved of the Cassini mission .
 origin: American, Sally Ride
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:
 origin: American, Sally Ride