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Table 2 OBO Foundry Ontologies, reused object properties, and definitions

From: Development and validation of the early warning system scores ontology

Reused object properties

Object property definition

OBO Library Ontology

is about

A (currently) primitive relation that relates an information artifact to an entity [45]

Information Artifact Ontology (IAO)

is_specified_output_of

A relation between a planned process and a continuant participating in that process. The presence of the continuant at the end of the process is explicitly specified in the objective specification which the process realizes the concretization of [46]

Ontology for Biomedical Investigations (OBI)

has_specified_input

The inverse property of is_specified_input_of [47]. Where is_specified_input_of is defined as: “A relation between a planned process and a continuant participating in that process that is not created during the process.” “The presence of the continuant during the process is explicitly specified in the plan specification which the process realizes the concretization of” [48]

Ontology for Biomedical Investigations (OBI)

has_specified_output

The inverse property of is_specified_output_of [49]. Where is_specified_output_of is defined in the second row of this table

Ontology for Biomedical Investigations (OBI)