Concepts: build, structure, work
A: Two men working to build a steel structure.
Concepts: helicopter, involve, mission
A: soldiers were practicing a rescue and evacuation mission involving a helicopter at the airport earlier today
Concepts: airliner, come, gear, landing
A: Commercial airliner with landing gear deployed coming in for landing.
Concepts: ewe, grass, lamb, lie
A:
a black lamb from a black ewe lying down on the grass