Here are some concepts: light, round, train

What is a sentence about these concepts?

Sentence is below.
A yellow and red train with lights on rounding a curve on the tracks.

Here are some concepts: member, pitch, staff

What is a sentence about these concepts?

Sentence is below.
chat with members of staff on the pitch after the final whistle

Here are some concepts: level, number, organism

What is a sentence about these concepts?

Sentence is below.
a pyramid of numbers shows the numbers of individual organisms at each trophic level in an ecosystem .

Here are some concepts: brand, bring, model

What is a sentence about these concepts?
Sentence is below.
brand might bring automobile models