(i). P, Q, R, S, T and U are travelling in a bus.
(ii). There are two reporters, two technicians, one photographer and one writer in the group.
(iii). The photographer P is married to S who is a reporter.
(iv). The writer is married to Q who is of the same profession as that of U.
(v). P, R, Q, S are two married couples and nobody in the group has same profession.
(vi). U is brother of R.
How is R related to U ?