Given the document below, you have to determine if "Yes" or "No", the summary is factually consistent with the document.

Document:
The employers offered no rise for last year and a rise of 1% for 2016-17. The unions say salaries for teachers in NI are falling behind their counterparts in England and Wales. The education minister said the rejection of the offer was "disappointing." NAME_1 added that while he "greatly values" the "hard work teachers do" the package offered was a "realistic one". "It still allows teaching staff to progress along the pay scale, in addition to a cost of living increase," he said. "That offer was rejected outright by the unions as were, I understand, earlier and higher offers. "Given the speed by which the teaching union's statements have issued, I assume they had predetermined their response prior to the negotiations concluding." The Northern Ireland Teachers' Council (NITC) - the body that represents all five teachers' unions, ATL, INTO, NAHT, NASUWT and UTU - made it clear it was

Summary:
1. Teachers' unions in Northern Ireland have rejected a pay offer from the Department of Education and their employers in a long-running dispute over pay.

Is the summary factually consistent with the document? (Yes/No)
Start your answer explicitly with "Yes" or "No", and if you answer no, explain which sentence is inconsistent and why.
 Respond with more than 300 words.
user