The intention of the parties is measured, whether that intention is demonstrated by the language of the clause itself, by conclusions of the overall contract or by extrinsic evidence. The IRS, 47 FLRA at 1110. (7) AfGE proposed the language of the above-mentioned Article 44, Section 1(c), mid-term negotiations, in order to specifically address the doctrine “covered by the Authority” which limited negotiations and the ability of the local party to address a subject already covered by the existing collective agreement. (3) Gage led the debate for the union on the subject covered by the question. Perkins served on the breakout team responsible for Article 44. During his duties as union president during the previous MA, his attempts at bargaining on the ground were thwarted because management claimed that there was no obligation to bargain because of the collective agreements covered by the doctrine.