CREATE TABLE table_name_54 (type VARCHAR2, company VARCHAR2, incorporated_in VARCHAR2, principal_activities VARCHAR2)

Which Type has an Incorporated in of netherlands, a Principal activities of airline, and a Company of transavia.com?
SELECT type FROM table_name_54 WHERE incorporated_in = "netherlands" AND principal_activities = "airline" AND company = "transavia.com"
SELECT "type" FROM "table_name_54" WHERE "airline" = "principal_activities" AND "company" = "transavia.com" AND "incorporated_in" = "netherlands"