CREATE TABLE table_name_52 (country VARCHAR, base VARCHAR, play VARCHAR)

What Country has the Play The Libation Bearers a Base of Mecklenburg?
SELECT country FROM table_name_52 WHERE base = "mecklenburg" AND play = "the libation bearers"
SELECT "country" FROM "table_name_52" WHERE "base" = "mecklenburg" AND "play" = "the libation bearers"