Concepts: earth, part, receive, sunlight
A: the tilt changes how much sunlight each part of the earth receives .
Concepts: dock, ship, voyage
A: people wave as the cruise ship leaves docks on its official centenary voyage
Concepts: arrive, begin, guest
A: guests arrive in the auditorium before the awards ceremony begins on feb .
Concepts: airport, land, plane
A:
A plane descending to land in a airport