Analyzer
Sentence analysis
8Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
分野
field; area; domain; branchnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
成書
published book; completed booknoun
を
object markergrammar
いくつか
a few; some; several-> 幾つかno-adjective
読ん
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'yomi-> 読むgodan verb
だ。
past tense or completed action-> たgrammar