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 train ride lasted more than 1 day.
( z1 ride :ARG1 ( z2 train ) :duration ( z3 more-than :op ( z4 temporal-quantity :quant 1 :unit ( z5 day ) ) ) )