CREATE TABLE table_203_208 (id NUMBER, "team" CLOB, "location" CLOB, "venue" CLOB, "capacity" NUMBER, "position in 1993-94" NUMBER)

what is the capacity of central vitebsk and neman combined ?
SELECT SUM(DISTINCT "capacity") FROM table_203_208 WHERE "venue" IN ('central, vitebsk', 'neman')
SELECT SUM(DISTINCT "capacity") FROM "table_203_208" WHERE "venue" IN ('central, vitebsk', 'neman')