I don't have any brothers and sisters. By pointing a picture that man said that his father is my father's son, then who is he?

• The man in the picture is his son.
  Since he does not have any brothers and sisters so it cannot be his nephew.
• 13 years agoHelpfull: Yes(9) No(6)
• he z himself :)
• 13 years agoHelpfull: Yes(9) No(5)
• The person in the picture is HIS son.
• 13 years agoHelpfull: Yes(6) No(1)
• X pointing towards Y in pic.
  then X is father of Y
• 13 years agoHelpfull: Yes(5) No(4)
• he is nephew of the man who is in picture
  
• 13 years agoHelpfull: Yes(0) No(9)