Five people - P, Q, R, S, and T - are wearing different colored shirts: Red, Blue, Green, Yellow, and Black. P is wearing Red. Q is not wearing Blue or Green. R is wearing Yellow. S is wearing Black. What color shirt is T wearing?
In a family of six members A, B, C, D, E, and F, there are two males and four females. A is a teacher and is married to B. C is the son of A. D is the daughter of B. E is the sister of C. Who is the father in the family?