Here are some concepts: buy, shopper, supermarket

What is a sentence about these concepts?

Sentence is below.
shoppers buy groceries and goods inside supermarket .

Here are some concepts: flow, street, water

What is a sentence about these concepts?

Sentence is below.
water flows through the streets

Here are some concepts: free, lifeboat, struggle

What is a sentence about these concepts?

Sentence is below.
The someone struggles to free a lifeboat carrying the cook.

Here are some concepts: flow, mountain, stream

What is a sentence about these concepts?
Sentence is below.
a stream flows with a meadow with mountains behind