Question: What is the namesake of Ayashe at a longitude less than 270.7, latitude more than -47.1, and a diameter less than 7.2?
SQL: SELECT "Named after" FROM "2-1145513-1" WHERE "Longitude" < 270.7 AND "Latitude" > -47.1 AND "Diameter (km)" < 7.2 AND "Name" = 'Ayashe';