Assertion: human's tool | /r/HasProperty | simple
Facets:
value: very
type: DEGREE
Source sentences:
text: The tools were simple and Oldowan-like, resembling the earliest and most primitive types of tools in the fossil record.
text: These tools were simple choppers and flakes (Mode 1 technology).
text: Early tools were simple indeed: stone flakes a few centimetres long that were chipped off of one small cobble by a blow from another.
text: These tools are very simple, and comprise a core, the scarred center of rock that results from the detachment of one or more flakes (the portion of rock removed from original source material by percussion or pressure) from a lump of source material.