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
湖沼生態系
lake ecosystemnoun
に
direction, time, indirect object, or target markergrammar
おける
in; at; for-> 於けるexpression
食物連鎖
food chainnoun
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
ている。
ongoing or resultant stategrammar