Assertion: screwdriver's design | /r/HasProperty | the screwdriver
Facets:
Source sentences:
text: Screws with slots in their heads were found in armor in the following century, although the design of the tool used to work the screws, the screwdriver, is unknown.
text: Screws with slots in their heads were found in armor in the following century, although the design of the tool used to work the screws, the screwdriver, is unknown.