Deadlock and mediators

Read the text about deadlock and mediators and pay attention to the highlighted vocabulary.

Every year in baseland there are negotiations bertween the baseball players' union and the baseball team owners about pay and conditions for the coming season. Last year, after months of negotiations, there was : the negotiations . Some commentators said there was ; an : a situation where no progress could be made. There were differences between the two sides and it was impossible to reach an agreement.The baseball players went on strike.
The two sides agreed to bring in a , someone from outside to help restart the negotiations and bring the two sides closer together in a process of . The person they chose was a respected retired politician. He recommended a where each side would take no action. The players ended their strike for the time being.
Another month passed, and still there was no progress. The two sides agreed to accept an agreement d by an . A judge was chosen. She looked at the claims of each side and imposed a or to the dispute, fixing the salaries and the working conditions of the players. In this case, had settled the dispute.