Analyzer
Sentence analysis
8Spans
Sentence
Span Details
彼
he; him; boyfriendpronoun
は
topic markergrammar
アメリカ
United States of America; USA; US; America (the continents); the Americas-> 亜米利加noun
西部
western part; the west (of a region); the West (United States)noun
の
possession, attribution, nominalizer, or nominal linkergrammar
歴史
historynoun
に
direction, time, indirect object, or target markergrammar
詳しい。
detailed; full; minute; knowledgeable; well-informed; familiari-adjective