Analyzer
Sentence analysis
11Spans
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
は、
topic markergrammar
乳幼児突然死症候群
sudden infant death syndrome; SIDS; cot death; crib deathnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
リスク要因
risk factornoun
を
object markergrammar
調査
investigation; examination; inquiry; surveynoun, suru verb
し
light/support verb with a noun or noun-like phrase-> するgrammar
てい
ongoing or resultant state-> ているgrammar
ます。
polite non-pastgrammar