(b) are comparable to the employee benefits of the employee immediately before ceasing to be an employee of the local port corporation and at a rate of contribution by the employee not greater than the rate that was applicable in respect of the employee immediately before ceasing to be an employee of the local port corporation; and

Choose your answer: based on the paragraph above can we conclude that "The local port corporation has been litigated against several times."?

pick from the following. -- Yes. -- It's impossible to say. -- No.
I think the answer is
It's impossible to say