Question: What is the highest round in the wec 25 match in las vegas, nevada, united states?
SQL: SELECT MAX("Round") FROM "2-12003874-2" WHERE "Location" = 'las vegas, nevada, united states' AND "Event" = 'wec 25';

Question: What event had 1 round and a record of 6-2?
SQL: SELECT "Event" FROM "2-12003874-2" WHERE "Round" = 1.0 AND "Record" = '6-2';