Read the text and determine if the sentence is true:

Karim Mostafa Benzema (born 19 December 1987) is a French professional footballer who plays for Spanish club Real Madrid and the France national team as a striker. He has been described as an "immensely talented striker" who is "strong and powerful" and "a potent finisher from inside the box".

Sentence: Karim is an only child.
It's impossible to say