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 union had the opportunity to charge triple time.
( z1 have :ARG0 ( z2 union ) :ARG1 ( z3 opportunity :mod ( z4 charge :ARG0 z2 :ARG3 ( z5 time :quant 3 ) ) ) )