הסופר אמר שהספר שלו לא כמו הסדרה, והבמאית הסבירה למה היא שינתה את העלילה.

ה־ is the Hebrew definite article, equivalent to the.

In this sentence:

• הסופר = the author
• הספר = the book
• הסדרה = the series
• הבמאית = the female director
• העלילה = the plot

Unlike English, Hebrew attaches the directly to the beginning of the noun as a prefix.

Yes. Both are professions, but they differ in gender:

• סופר = author, writer
• במאי = director

Hebrew nouns often have masculine and feminine forms:

• הסופר = the author (masculine)
• הבמאית = the director (feminine)

So the sentence is talking about a male author and a female director.

ש־ is a very common prefix meaning that, which, or sometimes who depending on context.

So:

• אמר שהספר שלו... = said that his book...

Here, ש־ introduces a subordinate clause, just like that in English.

A helpful way to see it:

• אמר = he said
• שהספר שלו לא כמו הסדרה = that his book is not like the series

Modern Hebrew usually expresses possession with של:

• שלי = mine / my
• שלך = yours
• שלו = his
• שלה = hers

So:

• הספר שלו = his book literally the book of-him

This is the most common everyday way to say possession in Hebrew.

In this sentence, yes, the natural reading is that שלו refers back to הסופר.

So:

• הסופר אמר שהספר שלו... = the author said that his book...

Technically, Hebrew pronouns can sometimes create ambiguity just like English his, but here context makes it clear that it is the author’s book.

כמו means like or similar to in a very common, everyday way.

So:

• לא כמו הסדרה = not like the series

This is very natural spoken and written Hebrew.

You may also see other ways to express comparison, but כמו is one of the most common and straightforward.

In present-tense Hebrew, the verb to be is usually omitted.

So Hebrew says:

• הספר שלו לא כמו הסדרה literally: his book not like the series

But in English, you must say:

• his book is not like the series

This is one of the most important differences between Hebrew and English.

ו־ means and.

Hebrew often attaches short function words directly to the next word, so instead of writing a separate word for and, it is usually prefixed:

• והבמאית = and the female director

So the sentence has two linked parts:

• הסופר אמר...
• והבמאית הסבירה...

Because the subject is feminine singular: הבמאית.

The verb שינתה is the past-tense feminine singular form of לשנות = to change.

So:

• היא שינתה = she changed

Compare:

• הוא שינה = he changed
• היא שינתה = she changed

Hebrew past-tense verbs agree with the subject in gender and number.

Yes. למה means why.

So:

• הסבירה למה היא שינתה את העלילה = explained why she changed the plot

A slightly more formal alternative is מדוע, which also means why.
But למה is extremely common in everyday Hebrew.

את marks a definite direct object.

Since העלילה means the plot and is definite, Hebrew uses את before it:

• שינתה את העלילה = changed the plot

Important points:

• את does not mean the
• את is usually not translated into English
• it appears before a direct object that is definite

Compare:

• היא שינתה עלילה = she changed a plot / plot in general
• היא שינתה את העלילה = she changed the plot

Because the sentence is referring to a specific plot, not just a plot in general.

• עלילה = plot, storyline
• העלילה = the plot

In context, this is presumably the plot of the book/series being discussed, so Hebrew uses the definite form.

It has two main clauses joined by ו־ = and:

1. הסופר אמר שהספר שלו לא כמו הסדרה

   • The author said that his book is not like the series

2. והבמאית הסבירה למה היא שינתה את העלילה

   • And the female director explained why she changed the plot

So the overall pattern is:

• Subject + verb + subordinate clause
• and + subject + verb + subordinate clause

This is a very common Hebrew sentence structure.

Yes, that is closer to the Hebrew structure.

Word-for-word, it is roughly:

• ש־ = that
• הספר = the book
• שלו = his
• לא = not
• כמו = like
• הסדרה = the series

But natural English needs is:

• that his book is not like the series

So this is a good example of how Hebrew often omits the present-tense to be, while English cannot.

It is fairly neutral modern Hebrew.

Features like:

• ש־ for that
• למה for why
• כמו for like

all sound very natural in everyday modern usage.

It is not slangy, but it is also not especially formal. A more formal version might use words like מדוע instead of למה, but the given sentence sounds perfectly normal.