If a $ b means a is daughter of b, a # b means a is brother of b and if a * b means a is father of b, then what does p $ q * r # s mean?
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q is the father of p (female), r (male) and s (unspecified)
p $ q means p is the daughter
q * r means r is a child of q
r # s means r is a brother of s
therefore s also has q as a father
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