が分かる

to understand; to recognize or appreciate, become clear; become known

→ が
phrase Extremely common #350
to understand; to recognize or appreciate Used when someone can understand something or knows enough to judge its value, quality, or nature.
JA: ブラウン夫人は日本語が分かる。
EN: Mrs. Brown understands Japanese.

彼はユーモアが分かる。

He has a sense of humor.

その後援者は本物の骨董品の良さが分かる。

That patron knows the value of genuine antiques.

音楽家は音の小さな違いが分かる。

Musicians can distinguish subtle differences in sound.

違いが分かるには遅すぎた。

It was too late to tell the difference.

私が言いたい事は、サムの向かう場所が分かると思う

What I mean is, I think I know where Sam is headed.

— ムーンライズ・キングダム (2012)

健康を失ってはじめてその価値が分かる。

You don't realize the value of your health until you lose it.

幾度も読んでみて初めてその詩のよさが分かる。

It's only after reading the poem several times that you come to appreciate its beauty.

きっと、サッカーの魅力が分かるはずです。

I'm sure you'll come to appreciate the appeal of soccer.

彼女の美しさが分かるには、彼女を見さえすればよい。

All you have to do to appreciate her beauty is look at her.

答が分かるっていうこと?

You mean you know the answer?

ブラウン夫人は日本語が分かる。

Mrs. Brown understands Japanese.

人は関わる友によってその人柄が分かる。

A person's character can be judged by the friends they keep.

俺は本物が分かる

I know the real deal when I see it.

— ビッグ・シック ぼくたちの大いなる目ざめ (2017)

phrase Rare #29,629
become clear; become known Marks something that becomes apparent or is discovered from the available evidence or context.
JA: この事実で彼が無知なのが分かる。
EN: This fact makes it clear that he is ignorant.

それでドアが開いていたわけが分かる。

That explains why the door was open.

木曜までには結果が分かるはずだ。

We should know the results by Thursday.

地図が一枚あれば、今自分たちがどこにいるかが分かる。

With a map, we can figure out where we are now.

この事実で彼が無知なのが分かる。

This fact shows that he is ignorant.

行けば何かが分かるんだな?

So I'll find out something if I go, right?

— オープン・ユア・アイズ (1997)

住所が分かるかも

I might be able to find out the address.

— 嵐の中で (2018)