(a) Knowledge model subgraph (top 50 edges, 14 nodes); Pink: key elements for a patient’s genetic profile. Orange: adjective modifies. Blue: verbal modifier. 14 semantic groups include: “Activities”, “Anatomy”, “Genes and Gene Products”, “Treatments”, “Chemicals”, “Concepts”, “Function”, “Disorders”, “Human”, “Objects”, “Physiology”, “Procedures”, “Pathway”, and “Disease Model”. (b) Expanded subgraph for term “PIK3CA”.