A man in a blue shirt smiles while holding a knife over a cake .
The cake is a birthday cake .
A man in a blue shirt smiles while holding a knife over a cake.
The cake is a birthday cake.
I am unable to ascertain that the cake is in fact a birthday cake.  I don't believe it to be one, and I think it is unclear exactly what this cakes designation is.
I am unable to ascertain that the cake is in fact a birthday cake . I do n't believe it to be one , and I think it is unclear exactly what this cakes designation is .