jenen

In a sentence

• Ich erinnere mich an jenen Tag, als ich zum ersten Mal eine Bergwanderung machte.

  I remember that day when I went on a mountain hike for the first time.

  The word 'jenen' is the accusative masculine singular form of 'jene', used here to specify a particular day in the past, showing its demonstrative pronoun usage.

• Wir sprachen über jene Ereignisse, die die Geschichte des Landes prägten.

  We talked about those events that shaped the nation's history.

  In this sentence, 'jene' is used in its plural nominative form to refer specifically to significant past events, emphasizing its role as a demonstrative adjective.

• Diese und jene Entscheidungen mussten gut durchdacht werden.

  These and those decisions needed to be well thought out.

  Here, 'jene' functions in contrast to 'diese' to distinguish between two groups of decisions, showcasing its comparative usage as a demonstrative pronoun.