The Astro is a van.
The Lumina APV is produced by Chevrolet.  The Astro is a van produced by Chevrolet.  Cars produced by Chevrolet are either cars or vans.
Chevrolet(luminaAPV) Chevrolet(astro) ∧ Van(astro) ∀x (Chevrolet(x) → Car(x) ⊕ Van(x))