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
研究
research; study; investigationnoun, suru verb
に
direction, time, indirect object, or target markergrammar
は
topic markergrammar
膨大
huge; vast; enormous; extensive; swelling; expansion; expand greatlyna-adjective, noun, suru verb
な
adnominal form of the copula after a na-adjectivegrammar
資料
materials; data; documents; informationnoun
を
object markergrammar
読む
read; recite; chant; predict; guess; read (thoughts); pronounce; read (a kanji); read (a meter, graph, music); tell (the time); decipher; count; estimate; read with kun'yomigodan verb
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