Analyzer
Sentence analysis
9Spans
Sentence
Span Details
脳
brain; mind; brains; mental facultiesnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
手術
surgery; operation; procedure; manual skill; sleight of handnoun, suru verb
が
subject markergrammar
必要
necessary; needed; essential; necessity; need; requirementna-adjective, noun
だ
plain copulagrammar
と言わ
called; named; that says; as many as; as much as; all ...; every single ...-> と言うexpression
れ
passive, potential, or respect auxiliary-> れる/られるgrammar
ました。
polite pastgrammar