1418
WDI was created in 1992 when  Guardian Industries Corp.  made a 20-year financial commitment to establish an institute at the University of Michigan Business School and was named in honor of Guardian Industries ' chairman president and CEO  William Davidson  .
 top members employees: Guardian Industries Corp., William Davidson
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:
 top members employees: Guardian Industries Corp., William Davidson