CREATE TABLE table_204_710 (id NUMBER, "model" CLOB, "origin" CLOB, "type" CLOB, "versions" CLOB, "in service" CLOB, "notes" CLOB)

what country has the last listed aircraft ?
SELECT "origin" FROM table_204_710 ORDER BY id DESC LIMIT 1
SELECT "origin" FROM "table_204_710" ORDER BY "id" DESC FETCH FIRST 1 ROWS ONLY