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Sentence

事じ故この主しゅ要ような原げん因いんはまだ分わかっていない。

Span Details

accident; incident; trouble

possession, attribution, nominalizer, or nominal linker

主しゅ要よう

main; principal; major; chief

na-adjective, noun

adnominal form of the copula (after a na-adjective or noun)

原げん因いん

cause; origin; source

noun, suru verb

adverb, na-adjective

become clear; be known; turn out

-> 分かるgodan verb, interjection

ongoing or resultant state

-> ているgrammar

negative auxiliary