Task: Question Answering
Input (English): Olivia entered the back_yard. James entered the back_yard. The cabbage is in the blue_cupboard. James exited the back_yard. Olivia moved the cabbage to the green_suitcase. Evelyn entered the dining_room. Aria entered the dining_room. The carrot is in the red_pantry. Aria exited the dining_room. Evelyn moved the carrot to the green_treasure_chest. Aria entered the study. Evelyn entered the study. The cucumber is in the red_bottle. Evelyn exited the study. Aria moved the cucumber to the green_basket. James entered the master_bedroom. Olivia entered the master_bedroom. The grapefruit is in the green_envelope. Olivia exited the master_bedroom. James moved the grapefruit to the blue_crate. Where was the grapefruit at the beginning?
Output (English): green_envelope