No, I do not say it is so, but it might be. 
I don't say that is true, but there's a chance it is.
I don't say that is false, but there's a chance it is.
they are an expert when it comes to quilting.
He was very fond of cereal, so he enjoyed the food.
A person is at the lake.
That also was a good movie.
A Man is trying to fix his roof.
Nothing that belongs to him is located in the modest bedroom.