How to buy antiques<br>Know your terms. Learn the difference between a true antique, near antique, vintage, and collectable before you start searching for antiques. [substeps] True antique is a collectable at least a century old, according to the majority of antique dealers.
To be considered an antique, an item has to be unique 
( z1 obligate :ARG2 ( z2 unique :ARG1 ( z3 item ) ) :purpose ( z4 consider :ARG1 ( z5 antique ) ) )