
ENTITY BFO_0000001

    continuant BFO_0000002

        independent continuant BFO_0000004

            immaterial entity BFO_0000141

                SPATIAL REGION BFO_0000006

            MATERIAL ENTITY BFO_0000040

                OBJECT AGGREGATE BFO_0000027

        specifically dependent continuant BFO_0000020

            QUALITY BFO_0000019

            REALIZABLE ENTITY BFO_0000017

                DISPOSITION BFO_0000016

                ROLE BFO_0000023

    occurent BFO_0000003

        PROCESS BFO_0000015
