Error parsing node of kind 'ERROR': {Node ERROR (0, 39) - (0, 473)} disease_tree?annotation=eq."{"dce:type":[{"datatype":"_IRI","meta":"owl:Axiom","object":"obo:ECO_0007637"},{"datatype":"_IRI","meta":"owl:Axiom","object":"obo:ECO_0007638"}],"oio:hasDbXref":[{"datatype":"xsd:string","meta":"owl:Axiom","object":"url:http://en.wikipedia.org/wiki/Inflammatory_bowel_disease"},{"datatype":"xsd:string","meta":"owl:Axiom","object":"url:http://www.mayoclinic.org/diseases-conditions/inflammatory-bowel-disease/basics/definition/con-20034908"}]}" Err("Unexpected Node kind: ERROR")