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 really is in the red drawer.
 the lettuce really is in the red_suitcase
 the lettuce really is in the red_drawer