Use "entr'acte" in a sentence

1. The managers left the box during the entr'acte to find out more about the cabal of which the stage-manager had spoken; but they soon returned to their seats, shrugging their shoulders and treating the whole affair as silly

2. "They" were obviously the managers, who had given orders, during the last entr'acte, that they were not to be disturbed on any pretext whatever

3. Vronsky, seeing his cousin from his stall in the front row, did not wait till the entr'acte, but went to her box