```json
{
  "claims": [
    {
      "claim": "Marfan syndrome is caused by pathogenic variants in FBN1.",
      "quote": "Marfan syndrome is caused by pathogenic variants in FBN1",
      "subject": "Marfan syndrome",
      "predicate": "is caused by",
      "object": "pathogenic variants in FBN1",
      "negated": false,
      "qualifier": null,
      "subject_qualifier": null,
      "object_qualifier": null,
      "entities": ["Marfan syndrome", "FBN1", "pathogenic variants"],
      "citations": [],
      "about": "domain",
      "basis": "background_knowledge"
    },
    {
      "claim": "Marfan syndrome is inherited in an autosomal dominant pattern.",
      "quote": "is inherited in an autosomal dominant pattern",
      "subject": "Marfan syndrome",
      "predicate": "is inherited in",
      "object": "an autosomal dominant pattern",
      "negated": false,
      "qualifier": null,
      "subject_qualifier": null,
      "object_qualifier": null,
      "entities": ["Marfan syndrome"],
      "citations": [],
      "about": "domain",
      "basis": "background_knowledge"
    }
  ]
}
```