Analyzer
Sentence analysis
9Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
は
topic markergrammar
多方面に
in many ways; on many levels; in various respectsadverb
わたっ
cross over; go across; extend; span; cover; range-> 渡るgodan verb
て
connective te-formgrammar
研究
research; study; investigationnoun, suru verb
を
object markergrammar
行っ
perform; carry out; conduct; do-> 行うgodan verb
た。
past tense or completed actiongrammar