Ten przykład naprawdę pomógł mi zrozumieć temat.

Because przykład is a masculine singular noun, and ten is the demonstrative this used with masculine singular nouns.

Polish this changes for gender:

• ten = masculine
• ta = feminine
• to = neuter

So:

• ten przykład = this example
• not ta przykład
• not to przykład

A few similar masculine nouns:

• ten dom = this house
• ten temat = this topic
• ten problem = this problem

In this sentence, ten przykład is in the nominative singular, because it is the subject of the sentence: the example is the thing that helped.

The verb is pomógł = helped, and we ask: What helped?
Answer: ten przykład

So the noun stays in its basic dictionary form:

• ten przykład = nominative singular

If the noun had a different role in the sentence, its form might change. For example:

• Widzę ten przykład. = I see this example.
  Here ten przykład is in the accusative, but for masculine inanimate nouns it often looks the same as the nominative.

Naprawdę means really.

In this sentence, it adds emphasis:

• Ten przykład naprawdę pomógł...
• This example really helped...

It tells you the help was genuine or significant.

You can often place naprawdę in different spots, though some positions sound more natural than others:

• Ten przykład naprawdę pomógł mi zrozumieć temat.
• Naprawdę ten przykład pomógł mi zrozumieć temat.
• Ten przykład pomógł mi naprawdę zrozumieć temat.

These are all possible, but the original version is very natural.

Pomógł is the past tense, 3rd person singular masculine form of the verb pomóc = to help.

Breakdown:

• pomóc = to help
• pomógł = helped

Why masculine? Because the subject is ten przykład, and przykład is masculine.

Compare:

• Ten przykład pomógł. = This example helped.
• Ta książka pomogła. = This book helped.
• To ćwiczenie pomogło. = This exercise helped.

So the past tense in Polish agrees with the gender of the subject.

This is a question of aspect, which is very important in Polish.

• pomóc is perfective
• pomagać is imperfective

Here, pomógł is used because the speaker is talking about a completed result: the example succeeded in helping them understand the topic.

So:

• pomógł mi zrozumieć temat = it helped me understand the topic
  → completed, successful help

By contrast:

• pomagał mi rozumieć temat could suggest ongoing or repeated helping, more like was helping me understand or used to help me understand

In this sentence, the perfective form is the natural choice because the focus is on the outcome.

Both mi and mnie can mean me, but here mi is the normal unstressed form.

The verb pomóc takes the person being helped in the dative case:

• pomóc komuś = to help someone

So:

• mi = to me
• mnie = me / to me, but usually more emphatic or used in certain positions

In this sentence:

• pomógł mi zrozumieć temat = helped me understand the topic

That is the most natural version.

You might use mnie for emphasis:

• Ten przykład naprawdę pomógł mnie zrozumieć temat is wrong.
• Ten przykład naprawdę pomógł mnie is also wrong in standard Polish for this structure.

The correct emphatic version would be:

• Ten przykład naprawdę pomógł mnie zrozumieć temat → incorrect
• Ten przykład naprawdę pomógł mnie? → incorrect

With pomóc, you need the dative, so the emphatic form would be:

• Ten przykład naprawdę pomógł mnie? still incorrect

Correct dative forms are:

• mi = unstressed
• mnie = stressed/emphatic dative form in some contexts

For this sentence, mi is definitely the standard choice.

A simple way to remember it:

• pomóc mi = normal
• pomóc mnie = not correct here

Because Polish often uses this structure:

• pomóc komuś zrobić coś = to help someone do something

So:

• pomógł mi zrozumieć temat
• literally: helped me understand the topic

Here:

• pomógł = helped
• mi = me
• zrozumieć = to understand
• temat = the topic

The infinitive zrozumieć tells us what the example helped the speaker do.

This is very natural in Polish and works a lot like English:

• helped me understand
• helped me solve
• helped me learn

Examples:

• To ćwiczenie pomogło mi zapamiętać słowa. = This exercise helped me remember the words.
• Nauczyciel pomógł mi rozwiązać problem. = The teacher helped me solve the problem.

Again, this is about aspect.

• rozumieć = to understand, in a general or ongoing sense
• zrozumieć = to understand, to come to understand, to grasp something successfully

In this sentence, the meaning is about reaching understanding:

• helped me understand the topic
• not just helped me be understanding, but helped me finally grasp it

So zrozumieć is the better choice because it expresses a completed achievement of understanding.

Compare:

• Teraz rozumiem temat. = Now I understand the topic.
• Ten przykład pomógł mi zrozumieć temat. = This example helped me understand the topic.

A useful pattern:

• zrozumieć coś = understand something fully / come to understand it

Temat is in the accusative case, because it is the direct object of zrozumieć:

• zrozumieć co? = to understand what?
• temat = the topic

So grammatically, it is accusative.

However, for many masculine inanimate nouns, the accusative singular looks the same as the nominative singular.

That is why you see:

• nominative: temat
• accusative: temat

So even though the case changed, the form did not.

Compare with another masculine inanimate noun:

• To jest problem. = This is a problem.
• Rozumiem problem. = I understand the problem.

Same form, different case.

Yes. Polish word order is more flexible than English because cases show grammatical roles.

The original sentence is very natural:

• Ten przykład naprawdę pomógł mi zrozumieć temat.

But other orders are possible, depending on emphasis:

• Naprawdę ten przykład pomógł mi zrozumieć temat.
• Ten przykład pomógł mi naprawdę zrozumieć temat.
• Mi ten przykład naprawdę pomógł zrozumieć temat.
  This one gives extra emphasis to mi and sounds more marked.

Even though word order can change, not every version sounds equally neutral. The original sentence is the best standard version for most situations.

Yes, pomógł is one of those words learners often find tricky.

A rough pronunciation guide:

• pomógł ≈ po-MOOG-uw

Important points:

• ó sounds like u
• gł is pronounced in a way that often sounds like gŭ / guw to English speakers
• the stress is usually on the second-to-last syllable, so: po-MÓGŁ

A few rough guides for the whole sentence:

• Ten ≈ ten
• przykład ≈ PSHIK-wat
• naprawdę ≈ na-PRAW-dę
• pomógł ≈ po-MOOG-uw
• mi ≈ mee
• zrozumieć ≈ zro-ZOO-myech
• temat ≈ TE-mat

These are only approximations, but they can help you get started.

Yes, it is very natural.

Ten przykład naprawdę pomógł mi zrozumieć temat. sounds like normal, idiomatic Polish.

A native speaker might also say:

• Ten przykład bardzo mi pomógł zrozumieć temat. = This example helped me a lot understand the topic.
• Dzięki temu przykładowi lepiej zrozumiałem temat. = Thanks to this example, I understood the topic better.
• Ten przykład pozwolił mi zrozumieć temat. = This example allowed me to understand the topic.

But your original sentence is completely correct and natural.