Does Zayd have the same role in “qāma Zaydun” and “Zaydun qāʾimun”?

Al-Marfūʿāt: The Fāʿil, Its Definition and Full Parsing

• Yes, fāʿil in both
• No; fāʿil in the first, mubtadaʾ in the second
• Object in the first, fāʿil in the second
• Object in both