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Sentence analysis
9Spans
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
基礎試験
preclinical study; basic studynoun
の
possession, attribution, nominalizer, or nominal linkergrammar
段階
stage; step; phase; level; rank; grade; order; sequence; stairsnoun
に
direction, time, indirect object, or target markergrammar
あり
be; exist; have; possess; there is available; be located; be situated; be equipped with; have as a facility or feature; happen; take place; come about; be in a completed state; be left as done-> 有るgodan verb, auxiliary
ます。
polite non-pastgrammar