Task: Question Answering
Input (English): Alexander entered the staircase. Isabella entered the staircase. The persimmon is in the green_box. Isabella exited the staircase. Alexander moved the persimmon to the green_envelope. Lucas entered the staircase. Aiden entered the staircase. The grapefruit is in the green_envelope. Aiden exited the staircase. Lucas moved the grapefruit to the green_box. Isabella entered the workshop. Alexander entered the workshop. The beans is in the red_envelope. Alexander exited the workshop. Isabella moved the beans to the red_pantry. Alexander entered the staircase. Aiden entered the staircase. The grapefruit is in the green_box. Aiden exited the staircase. Alexander moved the grapefruit to the green_envelope. Where was the grapefruit at the beginning?
Output (English): green_envelope