Using the rules in logic, write the negation of the following:
\[
(p q) \land (q \lor \sim r)
\]
Show Hint
Use De Morgan's laws when negating conjunctions or disjunctions:
\[
\sim (A \land B) = \sim A \lor \sim B \quad \text{and} \quad \sim (A \lor B) = \sim A \land \sim B.
\]