Analyzer
Sentence analysis
7Spans
Sentence
Span Details
講演者
lecturer; speakernoun
は
topic markergrammar
環境問題
environmental problem; environmental issuenoun
に
direction, time, indirect object, or target markergrammar
ついて
about; concerning; regarding-> 就いてexpression
話し
talk; speak; converse; chat; tell; explain; narrate; mention; describe; discuss; speak (a language)-> 話すgodan verb
ました。
polite pastgrammar