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Sentence analysis
8Spans
Sentence
Span Details
宇宙の終焉
ultimate fate of the universe; end of the universeexpression, noun
に
direction, time, indirect object, or target markergrammar
ついて
about; concerning; regarding-> 就いてexpression
の
possession, attribution, nominalizer, or nominal linkergrammar
理論
theorynoun
は
topic markergrammar
いくつか
a few; some; several-> 幾つかno-adjective
ある。
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