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Sentence analysis
9Spans
Sentence
Span Details
建設
construction; building; establishmentnoun, suru verb
前
in front of; before (a place); before; earlier; previously; ago; to (the hour); front; frontal part; fore; head (of a line); forward; ahead; in the presence of; in front of (someone); previous; prior; first; former; portion; helping; front (of body/clothing); breast (of coat, kimono); privates; private parts; criminal record; previous convictionnoun, no-adjective, adverb, suffix
に
direction, time, indirect object, or target markergrammar
ローム層
loam layer; stratum of loamnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
厚さ
thicknessnoun
を
object markergrammar
調査
investigation; examination; inquiry; surveynoun, suru verb
した。
light/support verb with a noun or noun-like phrase-> するgrammar