Podávající strana hraje proti přijímající straně.

Because the two noun phrases have different grammatical roles.

• Podávající strana is the subject, so it is in the nominative case.
• proti přijímající straně comes after proti, and proti takes the dative case.

So:

• strana = nominative singular
• straně = dative singular

This is one of the most important things to notice in the sentence.

In Czech, certain prepositions always require a specific case, and proti is one of the prepositions that normally takes the dative.

So:

• proti komu? čemu? = against whom? against what?
• proti přijímající straně = against the receiving side

You usually just have to learn this as part of the preposition:

• proti + dative

Yes, in this sentence podávající behaves like an adjective.

It comes from the verb podávat and means serving in a sports context. So:

• podávající strana = the serving side

Grammatically, this is a verbal adjective/participle-like form that agrees with the noun it describes. Since strana is feminine singular, podávající is used in the matching form.

The same idea applies to přijímající:

• přijímající strana = the receiving side

Because these adjective forms often have the same ending in several cases, especially in the feminine singular.

Here:

• podávající strana = nominative feminine singular
• přijímající straně = dative feminine singular

The noun changes clearly:

• strana → straně

But the adjective přijímající stays the same in form here.

That can feel strange to English speakers, because the case difference is not shown on every word in an obvious way.

Exactly.

The verb hraje is 3rd person singular of hrát.

Since the subject is:

• podávající strana = the serving side

and strana is singular, the verb must also be singular:

• strana hraje = the side plays

If the subject were plural, you would use a plural verb form.

Yes, strana is a common Czech word with several meanings, including:

• side
• party (for example, a political party)
• sometimes party/side in a dispute or formal situation

In this sports sentence, strana means side, not a political party.

So here it refers to one side in the game or match:

• podávající strana = the serving side
• přijímající strana = the receiving side

Yes, depending on the situation.

If you are talking about one specific player, you could say something like:

• Podávající hráč hraje proti přijímajícímu hráči.

That means The serving player plays against the receiving player.

But strana is useful when talking about a side, which may be one player or a team/pair, especially in sports like tennis or doubles.

So strana is a bit more general than hráč.

Because Czech normally needs proti to express against in this meaning.

• hrát proti někomu / něčemu = to play against someone / something

Without proti, the sentence would not express the same relationship correctly.

So the full pattern is:

• hrát proti + dative

Example:

• Hrajeme proti silnému týmu. = We are playing against a strong team.

Yes, Czech word order is relatively flexible, because the case endings show the grammatical roles.

For example, this would still be understandable:

• Proti přijímající straně hraje podávající strana.

However, the original order is more neutral and straightforward:

• Podávající strana hraje proti přijímající straně.

A change in word order usually affects emphasis or style, not the core meaning.

They come from:

• podávat = to serve / to hand / to submit, depending on context
• přijímat = to receive / accept

In this sports sentence:

• podávající = serving
• přijímající = receiving

So the sentence uses two verb-based adjectives to identify the two sides by their role in play.

It is correct and fairly formal or technical in tone.

You might see this kind of wording in:

• rules
• sports instructions
• official descriptions
• commentary with a formal tone

In more natural everyday conversation, people might sometimes use simpler wording depending on the sport and context. But this sentence is perfectly good Czech, especially for formal explanation.

There are two main clues:

1. The preposition

   • It is introduced by proti, so it is part of a prepositional phrase, not the subject.

2. The case

   • straně is dative, not nominative.
   • Subjects are usually in the nominative.

So the subject must be:

• Podávající strana

And the phrase:

• proti přijímající straně

tells you who the subject is playing against.

Not necessarily.

A literal translation is:

• serving side
• receiving side

But in natural English, depending on context, you might also say:

• the server
• the receiver
• the side that is serving
• the side that is receiving

When learning Czech, it is useful to understand both:

• the literal structure of the Czech
• the natural English equivalent

That helps you see how Czech builds meaning, even when English would phrase it differently.