Concepts: event, launch, model
A: lotus launched its new models at an event ahead of show .
Concepts: meaning, text, word
A: i can determine the meaning of words and phrases as they are used in a text .
Concepts: city, flight, helicopter
A: a helicopter takes off with its passengers for a scenic flight over a city .
Concepts: keep, soldier, watch
A:
a soldier keeps watch on the south coast