Analyzer
Sentence analysis
9Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
建物
building; structurenoun
は
topic markergrammar
永久
eternity; permanence; perpetuity; Eikyū era (1113.7.13-1118.4.3)noun, na-adjective
に
direction, time, indirect object, or target markergrammar
保存
preservation; conservation; storage; maintenance; saving (data)noun, suru verb
される
passive, potential, or respect auxiliarygrammar
べき
should; ought togrammar
だ。
plain copulagrammar