Detailed Instructions: Given an entity, a before event, an after event, and an attribute related to the entity, generate a sentence as output. Your sentence should show the changes in the attribute of the entity.
Q: entity: psp 
before: unconnected from usb cable 
after: connected to usb cable 
attr: state
A:
state of psp was unconnected from the usb cable before and connected to the usb cable afterwards