Oliver entered the staircase. Aiden entered the staircase. Avery entered the staircase. The grapefruit is in the blue suitcase. Avery exited the staircase. Oliver moved the grapefruit to the green suitcase.
The grapefruit really is in the green suitcase.
 the grapefruit really is in the blue_suitcase
 the grapefruit really is in the green_suitcase