Oliver entered the staircase. Logan entered the staircase. Logan exited the staircase. Sophia entered the staircase. The lettuce is in the red suitcase. Sophia exited the staircase. Oliver moved the lettuce to the red drawer. Sophia entered the staircase.
The lettuce at the beginning was in the red suitcase.
 the lettuce at the beginning was in the red_drawer
 the lettuce at the beginning was in the red_suitcase