Original sentence: Customs and Border Protection unmanned aerial vehicle made its first trip to EAA AirVenture.Erickson Air-Crane S-64F made its first appearance at EAA AirVenture.It's the largest aircraft that came to EAA AirVenture.WhiteKnightTwo Virgin Mothership "Eve" made its first public appearance at EAA AirVenture flying four times at the event
Edited sentence: Customs and Border Protection unmanned aerial vehicle made its first trip.Erickson Air-Crane S-64F made its first appearance.It's the largest aircraft that came to the event.WhiteKnightTwo Virgin Mothership "Eve" made its first public appearance by flying four times at the event