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The Central Jakarta District Court began Wednesday the trial of Muslim cleric Abu Bakar Ba ' asyir who has been in custody since last October on charges of treason and immigration offenses .
 ( trial hearing: trial,  Abu Bakar Ba ' asyir: defendant, Court: prosecutor) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: declare bankruptcy, transfer ownership, transfer money, marry, transport, die, phone write, arrest jail, convict, sentence, sue, end organization, start organization, end position, start position, meet, elect, attack, injure, born, fine, release parole, charge indict, extradite, trial hearing, demonstrate, divorce, nominate, appeal, pardon, execute, acquit, merge organization, Arguments type: beneficiary, prosecutor, plaintiff, seller, victim, buyer, agent, destination, artifact, organization, recipient, person, place, origin, target, giver, adjudicator, attacker, vehicle, defendant, entity, instrument. 
Text: {0} 
Answer:
 ( trial hearing: trial,  Abu Bakar Ba ' asyir: defendant, Court: prosecutor) 