Analyzer
Sentence analysis
8Spans
Sentence
Span Details
調査
investigation; examination; inquiry; surveynoun, suru verb
の
possession, attribution, nominalizer, or nominal linkergrammar
範囲
extent; scope; rangenoun
を
object markergrammar
広げる
spread; extend; expand; widen; unfold; open; unroll; unwrap; scatter about; spread around; make flourish; cause to prosperichidan 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