rowu

In a sentence

• Robotnicy przechodzili przez rowu podczas pracy.

  The workers were crossing the ditch during work.

  Here, 'rowu' is used in the context of a place, specifically a ditch, and shows the genitive case form.

• Znaleziono w rowu stary rower.

  An old bicycle was found in the ditch.

  In this sentence, 'rowu' again takes the genitive case but refers to the location where something was found.

• Mapa przedstawia głębokość rowu wzdłuż drogi.

  The map shows the depth of the ditch along the road.

  The word 'rowu' is in the genitive case, indicating the possession or location relative to the ditch.