Task: Question Answering
Input (English): Ethan entered the den. Mason entered the den. The cucumber is in the red_treasure_chest. Mason exited the den. Ethan moved the cucumber to the blue_envelope. Mason entered the den. Ethan is in the den. The cucumber is in the blue_envelope. Ethan exited the den. Mason moved the cucumber to the red_treasure_chest. Mason entered the porch. Avery entered the porch. The potato is in the blue_cupboard. Avery exited the porch. Mason moved the potato to the green_suitcase. Mason entered the pantry. Ethan entered the pantry. The grapefruit is in the red_cupboard. Ethan exited the pantry. Mason moved the grapefruit to the green_cupboard. Where was the grapefruit at the beginning?
Output (English): red_cupboard