- Iron nails are made of iron
- Iron is always magnetic
- Therefore, iron nails are magnetic

- Iron nails are magnetic
- A magnet attracts magnetic metals
- Hence, a magnet will attract an iron nail

Therefore, a magnet will attract an iron nail
[Question]Which item would a magnet attract?
[Context]- Iron nails are made of iron 
- A magnet attracts magnetic metals 
- Iron is always magnetic