San Francisco Opera's production of Andrea Chénier. Photo by Cory Weaver.

Anna Pirozzi (Maddalena di Coigny) in Andrea Chénier. Photo by Cory Weaver.

Yonghoon Lee (Andrea Chénier). Photo by Cory Weaver.

Cathrine Cook (Contessa di Coigny) in Andrea Chénier. Photo by Cory Weaver.

San Francisco Opera's production of Andrea Chénier. Photo by Cory Weaver.

San Francisco Opera's production of Andrea Chénier. Photo by Cory Weaver.

J'nai Bridges (Bersi) in Andrea Chénier. Photo by Cory Weaver.

Yonghoon Lee (Andrea Chénier) and David Pershall (Roucher) in Andrea Chénier. Photo by Cory Weaver.

Anna Pirozzi (Maddalena di Coigny) and Yonghoon Lee (Andrea Chénier) in Andrea Chénier. Photo by Cory Weaver.

George Gagnidze (Carlo Gérard) in Andrea Chénier. Photo by Cory Weaver.

Yonghoon Lee (Andrea Chénier) and George Gagnidze (Carlo Gérard) in Andrea Chénier. Photo by Cory Weaver.

Yonghoon Lee (Andrea Chénier) and David Pershall (Roucher) in Andrea Chénier. Photo by Cory Weaver.

Yonghoon Lee (Andrea Chénier) and Anna Pirozzi (Maddalena di Coigny) in Andrea Chénier. Photo by Cory Weaver.