I was told that it was impossible to do because even though we had the rolling stock, we did not have the ability to deal with a union that had the opportunity to charge double time, triple time and all kinds of things on a train that was going across the country for two or three days.
The is an opportunity that is had by the union.
( z1 opportunity :ARG1-of ( z2 have :ARG0 ( z3 union ) ) )