CREATE TABLE table_53618 ("Year of award" FLOAT, "Athlete" CLOB, "Nation of citizenship" CLOB, "Team" CLOB, "Competition  ,  governing body  ,  or league" CLOB, "Sport" CLOB)

Which tennis team is from the United States?
SELECT "Team" FROM table_53618 WHERE "Sport" = 'tennis' AND "Nation of citizenship" = 'united states'
SELECT "Team" FROM "table_53618" WHERE "Nation of citizenship" = 'united states' AND "Sport" = 'tennis'