Analyzer
Sentence analysis
7Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
の
possession, attribution, nominalizer, or nominal linkergrammar
行動
action; conduct; behavior; mobilizationnoun, suru verb, no-adjective
は
topic markergrammar
まったく
really; completely; entirely; indeed; truly; good grief; for goodness' sake-> 全くadverb, no-adjective, interjection
不可解
incomprehensible; mysterious; inexplicablena-adjective, noun
だ。
plain copulagrammar