Here are some concepts: airplane, fly, pilot

What is a sentence about these concepts?

Sentence is below.
The pilot is flying an airplane.

Here are some concepts: grass, graze, zebra

What is a sentence about these concepts?

Sentence is below.
a zebra is grazing on some grass

Here are some concepts: track, train, travel, tunnel

What is a sentence about these concepts?

Sentence is below.
A toy train traveling around some tracks into a tunnel.

Here are some concepts: fire, firefighter, rest

What is a sentence about these concepts?
Sentence is below.
a firefighter gets a well deserved rest after fighting the fire .