Create a composition that conveys a sense of quiet despair and introspective sorrow. Craft a melody that evokes deep sadness and contemplation, capturing a mood of melancholy and somber reflection. Use the provided ABC musical notation as a foundation to build upon, incorporating slow and gentle tempo changes to enhance the emotional depth of the piece. Aim to create a haunting and poignant melody that resonates with feelings of loneliness and melancholic introspection.