loptu

In a sentence

• Hrávali sme sa na dvore s loptu.

  We used to play in the yard with the ball.

  Here, 'loptu' is used in the accusative case to denote the object being played with.

• Podaj mi prosím loptu zo stola.

  Please pass me the ball from the table.

  In this sentence, 'loptu' is in the accusative case, indicating the object being asked to pass.

• Stratil som loptu v lese.

  I lost the ball in the forest.

  'Loptu' here is also in the accusative case, referring to the entity that was lost.