CREATE TABLE table_204_760 (id DECIMAL, "year" DECIMAL, "competition" TEXT, "venue" TEXT, "position" TEXT, "event" TEXT, "notes" TEXT)

the central american championships and what other competition occurred in 2010 ?
SELECT "competition" FROM table_204_760 WHERE "competition" <> 'central american championships' AND "year" = 2010
SELECT "competition" FROM "table_204_760" WHERE "competition" <> 'central american championships' AND "year" = 2010