CREATE TABLE table_name_31 (record VARCHAR, location VARCHAR, method VARCHAR)

What is Record, when Location is 'Des Moines, Iowa , United States', and when Method is 'Submission (arm-triangle choke)'?
SELECT record FROM table_name_31 WHERE location = "des moines, iowa , united states" AND method = "submission (arm-triangle choke)"
SELECT "record" FROM "table_name_31" WHERE "des moines, iowa , united states" = "location" AND "method" = "submission (arm-triangle choke)"