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Sentence analysis
13Spans
Sentence
Span Details
黒曜岩
obsidiannoun
は
topic markergrammar
火山ガラス
volcanic glassnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
一種
a kind; a sort; a variety; a species; a sort of; of sorts; something of a; sort of; somewhatnoun, adverb
で、
location, means, or scope markergrammar
石器時代
Stone Agenoun
に
direction, time, indirect object, or target markergrammar
利器
sharp tool; sharp weapon; convenience; facility; superior talent; outstanding abilitynoun
として
as; in the role ofgrammar
使わ
use; make use of; employ; handle; spend; consume; speak-> 使うgodan verb
れ
passive, potential, or respect auxiliary-> れる/られるgrammar
た。
past tense or completed actiongrammar