これがその問題の核心である。

Sentence Analyzer

これ その 問題 核心 ある

English Translation

This is the core of the problem.

Furigana

これがその問題(もんだい)核心(かくしん)である。

Romanji

Kore ga sono mondai no kakushin de aru.

Words

此れ (これ)
this (indicating an item near the speaker, the action of the speaker, or the current topic); this person (usu. indicating someone in one's in-group); now; here; I (me); certainly
()
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
其の (その)
that (something or someone distant from the speaker, close to the listener; actions of the listener, or ideas expressed or understood by the listener); the; um...; er...; uh...
問題 (もんだい)
question (e.g. on a test); problem; problem (e.g. societal, political); question; issue; subject (e.g. of research); case; matter; question (i.e. doubt); public discussion; controversy; trouble; problem; inconvenience; difficulty
()
indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question
核心 (かくしん)
core; heart (of the matter); point; crux; kernel
()
be; is; indicates past or completed action; indicates light imperative
(ある)
a certain ...; some ...

Kanji

Readings: モン、 と.う、 と.い、 とん
Meanings: question, ask, problem
Reading: ダイ
Meanings: topic, subject
Reading: カク
Meanings: nucleus, core, kernel
Readings: シン、 こころ、 -ごころ
Meanings: heart, mind, spirit, heart radical (no. 61)