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( Text ) Sao Paulo -- The Sao Paulo State Attorney 's Office will investigate charges that 11 members of the Institute for Nuclear and Energy Research ( Ipen ) in Sao Paulo have been contaminated by radioactive material while working at one of the Ipen laboratories , which is controlled by the National Nuclear Energy Commission ( CNEN ) .
 Organization based in: Institute for Nuclear and Energy Research, Sao Paulo; Organization based in: Institute for Nuclear and Energy Research, Sao Paulo; Organization based in: Institute for Nuclear and Energy Research, Sao Paulo; Organization based in: Ipen, Sao Paulo; Organization based in: Ipen, Sao Paulo; Organization based in: Ipen, Sao Paulo; Organization based in: Ipen, Sao Paulo; Organization based in: Ipen, Sao Paulo; Organization based in: Ipen, Sao Paulo
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: Organization based in, Located in, Live in, Work for, Kill 
Text: {0} 
Answer:
 Organization based in: Institute for Nuclear and Energy Research, Sao Paulo; Organization based in: Institute for Nuclear and Energy Research, Sao Paulo; Organization based in: Institute for Nuclear and Energy Research, Sao Paulo; Organization based in: Ipen, Sao Paulo; Organization based in: Ipen, Sao Paulo; Organization based in: Ipen, Sao Paulo; Organization based in: Ipen, Sao Paulo; Organization based in: Ipen, Sao Paulo; Organization based in: Ipen, Sao Paulo