Here are some concepts: describe, process, work

What is a sentence about these concepts?

Sentence is below.
A man shows a polished stone he is working on and describes the process.

Here are some concepts: fly, plane, sea

What is a sentence about these concepts?

Sentence is below.
plane flying over a sea .

Here are some concepts: clock, locate, tower

What is a sentence about these concepts?

Sentence is below.
Church like building with four clocks located on the sides of it's roof tower

Here are some concepts: lead, pack, stage

What is a sentence about these concepts?
Sentence is below.
the team lead the pack as they make their way through a city during stage .