oneOf:
- $ref: https://ogcincubator.github.io/bblocks-cwl/build/annotated/cwl/v1_2_1/CWLAtomic/schema.yaml
- $ref: https://ogcincubator.github.io/bblocks-cwl/build/annotated/cwl/v1_2_1/CWLGraph/schema.yaml
- $ref: https://ogcincubator.github.io/bblocks-cwl/build/annotated/cwl/v1_2_1/CWLWorkflow/schema.yaml