Sentence:  The request for lower rates originated with the Southern railway , which has spent a good deal of time and money developing a 100 - ton hopper car with which it says it can <WSD>move</WSD> grain at about half what it costs in the conventional , smaller car . 
Meaning of the word marked with <WSD> tags:  cause to move or shift into a new position or place, both in a concrete and in an abstract sense