In decipher jumbled up description type of questions, a round-about description is given in the form of certain small relationships and direct relationship between the persons concerned is to be deciphered.
Showing the man receiving the priza, Saroj said, "He is the brother of my uncle's daughter."
Who is the man to Saroj ?
Brother of uncle's daughter -- Uncle's son -- Cousin.
So, the man is Seema's Cousin.