CREATE TABLE table_17912 ("Year" FLOAT, "Delaware" TEXT, "Maryland" TEXT, "New Jersey" TEXT, "New York" TEXT, "Pennsylvania" TEXT, "Washington ,  D.C." TEXT)

Who played in Maryland the same year that Deep Run Valley LL Hilltown played in Pennsylvania?
SELECT "Maryland" FROM table_17912 WHERE "Pennsylvania" = 'Deep Run Valley LL Hilltown'
SELECT "Maryland" FROM "table_17912" WHERE "Pennsylvania" = 'Deep Run Valley LL Hilltown'