What are the odd-numbered cars of the R44 also referred to as?

The odd-numbered cars of the R44 are referred to as B cars. This terminology is part of the classification system used in the design and organization of train cars. In this context, the B cars typically denote specific functions or configurations that differentiate them from the even-numbered cars, which are generally referred to as A cars. This classification is crucial for operators to understand, as it impacts train composition, maintenance procedures, and operational protocols. The distinction between B and A cars helps in effectively managing the fleet and ensures that each car is utilized for its intended purpose, contributing to the overall efficiency and effectiveness of train operations.