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.
Avery think that Oliver searches for the grapefruit in the green suitcase.
 Avery think that Oliver searches for the grapefruit in the blue_suitcase
 Avery think that Oliver searches for the grapefruit in the green_suitcase