Task: Question Answering
Input (English): Aiden entered the master_bedroom. Isabella entered the master_bedroom. The eggplant is in the blue_envelope. Aiden moved the eggplant to the blue_crate. Aiden entered the study. Mason entered the study. The grapefruit is in the green_crate. Aiden moved the grapefruit to the blue_cupboard. Aiden entered the master_bedroom. Isabella is in the master_bedroom. The pineapple is in the blue_crate. Aiden moved the pineapple to the blue_envelope. Ethan entered the master_bedroom. Mason entered the master_bedroom. The pineapple is in the blue_envelope. Ethan moved the pineapple to the blue_crate. Where was the pineapple at the beginning?
Output (English): blue_crate