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Sentence analysis
9Spans
Sentence
Span Details
アマチュア
amateur; non-professionalnoun, no-adjective
天文家
astronomernoun
は
topic markergrammar
眼視観測
visual observationnoun
で
location, means, or scope markergrammar
流星群
meteor shower; meteor swarmnoun
を
object markergrammar
記録
record; log; documentation; record (sports, etc.); best marknoun, suru verb
した。
light/support verb with a noun or noun-like phrase-> するgrammar