804
The New York Times called it a blueprint for disaster and  Wisconsin  senator  Gaylord Nelson  wrote to President Richard Nixon voicing his opposition : It is a test of whether or not we are really committed in this country to protecting our environment .
 employee of: Wisconsin, Gaylord Nelson
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:
 employee of: Wisconsin, Gaylord Nelson