They compared the relationship between a thought (racism) and what they believe is a disparate group (French people), to a thought (racism) and a disparate species (dogs).
The key comparison is about the relationship between racism and a group.
They could have said anything for the second example.
They literally compared French people to dogs…
As one rightfully should
I mean, if the baguette fits…
They did not.
They compared the relationship between a thought (racism) and what they believe is a disparate group (French people), to a thought (racism) and a disparate species (dogs).
The key comparison is about the relationship between racism and a group.
They could have said anything for the second example.