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Simplify [not(not p or q) or (p and r)] and (not q and r)

The same question, asked 3 times: 10 May 2024 S1, 11 May 2024 S2, 21 Apr 2025 S1. Every wording below, oldest first.

Try each one first, then open its answer.

  1. Question 1

    10 May 2024 S1

    111
    The statement [∼(∼p∨q)∨(p∧r)]∧(∼q∧r)[\sim(\sim p\vee q)\vee(p\wedge r)]\wedge(\sim q\wedge r) is equivalent to

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  2. Question 2

    11 May 2024 S2

    140
    The logical statement (∼(∼p∨q)∨(p∧r))∧(∼q∧r)(\sim(\sim p\vee q)\vee(p\wedge r))\wedge(\sim q\wedge r) is equivalent to

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  3. Question 3

    21 Apr 2025 S1

    138
    The logical statement [∼(∼p∨q)∨(p∧r)]∧(∼q∧r)\left\lbrack \sim\left( \sim p\vee q \right)\vee\left( p\land r \right) \right\rbrack\land\left( \sim q\land r \right) is equivalent to

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