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: character type
before: default
after: medic
attr: skill
[A]: skill of character type was default before and medic afterwards

[Q]: entity: you
before: needing to face venom and sandman
after: finished facing venom and sandman
attr: state
[A]: state of you was needing to face venom and sandman before and finished facing venom and sandman afterwards

[Q]: entity: gas lever
before: off
after: on
attr: position
[A]:
position of gas lever was off before and on afterwards