Analyzer
Sentence analysis
7Spans
Sentence
Span Details
ヘリコプター
helicopternoun
が
subject markergrammar
上空
sky; the skies; upper airnoun
で
location, means, or scope markergrammar
旋回
rotation; revolution; circling; swiveling; turning an aircraft or ship; maneuvering aroundnoun, suru verb
し
light/support verb with a noun or noun-like phrase-> するgrammar
ている。
ongoing or resultant stategrammar