Analyzer
Sentence analysis
7Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
文書
document; writing; papers; document addressed to someone (historical)noun
の
possession, attribution, nominalizer, or nominal linkergrammar
真正
genuine; authentic; true; purena-adjective, noun
を
object markergrammar
証明
proof; verification; certificationnoun, suru verb
する。
light/support verb with a noun or noun-like phrasegrammar