Analyzer
Sentence analysis
7Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
は
topic markergrammar
博士論文
doctoral dissertation; doctoral thesisnoun
を
object markergrammar
執筆
writing; authoringnoun, suru verb
中
medium; average; middle; in; within; among; during; while; throughout; currently doing; in the process of; under; middle way; moderation; second volume (of three); junior high school; middle school; Chinanoun, suffix
だ。
plain copulagrammar