Oper Frankfurt has announced changes to its 2020-21 season. The company announced that⁩ in order to make the season COVID-19 safer, it will postpone its new production of Zemlinsky’s “Der Traumgörge” to a future season. As a result, the company will replace the production with “Le Vin herbé” by Frank Martin. Martin’s opera will open on Nov. 22 and will {…}