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Sentence analysis
10Spans
Sentence
Span Details
スモン病
subacute myelo-optico-neuropathy; SMONnoun
は、
topic markergrammar
かつて
once; before; formerly; ever; never yet; never before; first time-> 嘗てadverb, no-adjective
日本
Japannoun
で
location, means, or scope markergrammar
大きな
big; large; greatpre-noun adjective
社会問題
social problem; social issuenoun
と
quotation, conditional, companion, or and markergrammar
なっ
become; get; turn; grow; result in; turn out; end up; prove to be; consist of; be composed of; be made up of; be completed; be realized; succeed; be accomplished; change into; turn into; transform; come to do; begin to do; grow to do; amount to; add up to; come to; play the part of; act as; serve as; be used for; be useful for; be promoted (shogi); do (honorific)-> 成るgodan verb, auxiliary
た。
past tense or completed actiongrammar