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The event brings together video activists funders and celebrities to share the work of  WITNESS  ' partners.WITNESS ' 20th Anniversary Benefit | witness.org  Peter Gabriel  Performs At WITNESS Benefit In 2009 WITNESS initiated a focused use of social media as a part of its outreach for video for change.Interview Nonprofit Example of Social Media Excellence : WITNESS | Nonprofit Tech 2.0 Blog : : A Social Media Guide for Nonprofits Since 2009 the organization started reporting social media statistics in the organization performance reports .
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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:
 NA: WITNESS, Peter Gabriel