1963
The British-trained Kanu had won a reputation as one of the most dynamic battlefront commanders during the war that broke out when  Revolutionary United Front  rebels of  Foday Sankoh  crossed into Sierra Leone in 1991 from part of Liberia under the control of then Liberian rebel leader Charles Taylor .
 None
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: Revolutionary United Front, Foday Sankoh