He has led opera gala concerts in San Diego and Aguascalientes ( Mexico ) , a production of Madama Butterfly with Main Street Opera in Chicago , and served as Assistant Conductor for Opera Omaha 's production of La Boheme .
PRON AUX VERB NOUN NOUN NOUN ADP PROPN PROPN CCONJ PROPN ( PROPN ) , DET NOUN ADP PROPN PROPN ADP PROPN PROPN PROPN ADP PROPN , CCONJ VERB ADP PROPN PROPN ADP PROPN PROPN PART NOUN ADP PROPN PROPN .