443
When  Abram Lyle  Sons merged with Henry Tate Sons in 1921 to form  Tate Lyle  he became a director of the new company then its chairman in 1928 and president in 1937 .
 members: Abram Lyle, Tate Lyle
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:
 members: Abram Lyle, Tate Lyle