CREATE TABLE table_66177 ("play" CLOB, "author" CLOB, "company" CLOB, "base" CLOB, "country" CLOB)

What Country has the Play The Libation Bearers a Base of Mecklenburg?
SELECT "country" FROM table_66177 WHERE "base" = 'mecklenburg' AND "play" = 'the libation bearers'
SELECT "country" FROM "table_66177" WHERE "base" = 'mecklenburg' AND "play" = 'the libation bearers'