CREATE TABLE table_33835 ("Ship" TEXT, "Built As" TEXT, "Reclassified As" TEXT, "Class" TEXT, "Commissioned\\u2013 Decommissioned" TEXT, "NVR link" TEXT)

Where the built as is DLG-23, what is the class?
SELECT "Class" FROM table_33835 WHERE "Built As" = 'dlg-23'
SELECT "Class" FROM "table_33835" WHERE "Built As" = 'dlg-23'