Here are some concepts: color, shape, variety

What is a sentence about these concepts?

Sentence is below.
variety of shape and color across a city

Here are some concepts: chalkboard, student, teacher

What is a sentence about these concepts?

Sentence is below.
teacher and student doing mathematics on the chalkboard

Here are some concepts: hand, lead, right

What is a sentence about these concepts?

Sentence is below.
We wait, and pass his hand, lead by the man on the right.

Here are some concepts: float, island, sky

What is a sentence about these concepts?
Sentence is below.
island floating in the sky with wind turbine and trees