A man is looking at a picture, in his mother’s, only brother’s, nephew’s house. Someone walks by this man and asks, “Who are you looking at?” The man answered, “I am looking at my son’s only sister’s, maternal grandfather’s daughter’s, husband’s, son’s father’s picture. Also, neither  my wife nor I has brothers or sisters.” Whose house is the man in and who is he looking at?

See our previous ‘Puzzles of the Day’:  

https://tathagat.mba/puzzle-of-the-day-57/ 

https://tathagat.mba/puzzle-of-the-day-56/