Error parsing node of kind 'ERROR': {Node ERROR (0, 223) - (0, 242)} disease_tree?object=eq."A mast cell neoplasm that is characterized by collections of mast cells with a single or multiple (usually five or fewer individual) orange-brown to red-brown plaques or nodules ranging from 0.5 to 3.5 cm in diameter." Err("Unexpected Node kind: ERROR")