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Sentence
Span Details
湾岸石油
Gulf Oil Corporationnoun
は
topic markergrammar
かつて
once; before; formerly; ever; never yet; never before; first time-> 嘗てadverb, no-adjective
アメリカ
United States of America; USA; US; America (the continents); the Americas-> 亜米利加noun
の
possession, attribution, nominalizer, or nominal linkergrammar
大手
major company; big corporation; leading firm; front castle gate; force attacking the front of a castlenoun, no-adjective
石油会社
oil companynoun
だった。
past copulagrammar