11.   The two sides are not known to have had any direct negotiations since December.

12.   The two sides have not held face-to-face negotiations since before the walkout began.

13.   The union, the Detroit Federation of Teachers, has been in negotiations since February over the terms of a contract to replace the one that expired Monday.

14.   The union, the Detroit Federation of Teachers, has been in negotiations since February over terms of a contract to replace the one that expired Monday.

15.   The union and the company have been holding contract negotiations since late last year.

16.   The union was certified to represent the Absecon workers last April and negotiations since then with the franchise operator have failed to produce a contract.

17.   There has been a work stoppage in every major negotiation since the advent of free agency, and each time the players returned when the owners made concessions.

18.   Arafat said Israel was responsible for the stalemate that has halted negotiations since March.

19.   Arafat said Israel was responsible for the impasse that has halted negotiations since March.

20.   But the summit offered no solutions to the problems that have plagued the Israeli-PLO negotiations since Palestinian autonomy began in May.