March 6-16. Gardner and Fanny Church are preparing to move out of their Beacon Hill house to their summer cottage on Cape Cod. Gardner, once a famous poet, now is retired. He slips in and out of senility as his wife Fanny valiantly tries to keep them both afloat. Performances are Thursdays-Saturdays at 7:30 p.m.; Sunday matinees at 2 p.m.