Analyzer
Sentence analysis
10Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
研究
research; study; investigationnoun, suru verb
では、
contrastive で + は; then; well thengrammar
対照群
control groupnoun
に
direction, time, indirect object, or target markergrammar
は
topic markergrammar
プラセボ
placebonoun
を
object markergrammar
投与
administration (of medicine); giving medicationnoun, suru verb
した。
light/support verb with a noun or noun-like phrase-> するgrammar