Table 2. Second level BRO class names and definitions.

Each of these classes is a child of the top level Resource class in an is_a hierarchy.

Class Name	Definition
Funding Resource	A resource that provides monetary support in the form of grants, contracts, or gifts for research, training, or education.
Information Resource	A resource that provides data, knowledge or narrative.
Material Resource	A resource that provides items such as reagents, instruments, tissue samples or organisms.
People Resource	A resource comprised of one or more individuals who have specific expertise and provide professional or expert advice.
Service Resource	A resource that provides an act of helpful activity, consisting of an organized system of apparatus, appliances, technology, personnel, etc.
Software	Resource that provides access usually through repositories or the Internet to computer executables, libraries, plugins, or source code.
Training Resource	A resource that provides access to educational materials or events, such as courses, workshops or graduate programs.