Is-subsystem-destroyed-delay

Is subsystem destroyed delay (Boolean operator)
        Becomes true <delay> seconds after the specified subsystem of the specified ship is destroyed.

Returns a boolean value; Takes 3 arguments:
        1:      Name of ship the subsystem we are checking is on.
        2:      The name of the subsystem we are checking status of.
        3:      Time delay in seconds (see above).

[[Category::Retail SEXPs]]