1063
Perez de Cuellar said in December , when he accepted the 1988 Nobel Peace Prize on behalf of U.N. peacekeepers , that the failure of members to pay dues threatens the work of the United Nations .
 Work for: Perez de Cuellar, U.N.; Work for: Perez de Cuellar, United Nations
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: Organization based in, Located in, Live in, Work for, Kill 
Text: {0} 
 Entity Pairs:  Perez de Cuellar, U.N.; Perez de Cuellar, United Nations 
Answer:
 Work for: Perez de Cuellar, U.N.; Work for: Perez de Cuellar, United Nations