Assertion: ballpoint pen's pen | /r/HasProperty | available
Facets:
value: at a higher price
type: MANNER
value: commercially
type: MANNER
Source sentences:
text: Although the first patent for the ballpoint pen was granted in 1888, it took almost sixty years for the pen to be commercially available.
text: Favourably rivalling other pens which are available at a higher price, this is no ordinary writing tool and is sure to attract admiring glances and compliments.