Analyzer
Sentence analysis
12Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
貴重
precious; valuablena-adjective, noun
な
adnominal form of the copula after a na-adjectivegrammar
古文書
historical document; old manuscript; archives; pre-Meiji era document addressed to someonenoun
は、
topic markergrammar
定期的
periodic; regular; routinena-adjective
に
adverbial form after an adjectival suffixgrammar
曝書
airing of books; book airingnoun, suru verb
する
light/support verb with a noun or noun-like phrasegrammar
必要
necessary; needed; essential; necessity; need; requirementna-adjective, noun
が
subject markergrammar
ある。
be; exist; have; possess; there is available; be located; be situated; be equipped with; have as a facility or feature; happen; take place; come about; be in a completed state; be left as done-> 有るgodan verb, auxiliary