14791
Rolls-Royce  Limited was founded in 1906 by  Henry Royce  and Charles Rolls at the Midland Hotel in Manchester and produced its first aircraft engine in 1914 .
 founded by: Rolls-Royce, Henry Royce
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:
 founded by: Rolls-Royce, Henry Royce