{
  "supply_chain_nodes": [
    {
      "id": "TSMC",
      "name": "Taiwan Semiconductor Manufacturing Co",
      "role": "Critical Supplier",
      "impact": "High"
    },
    {
      "id": "ASML",
      "name": "ASML Holding",
      "role": "Equipment Supplier",
      "impact": "High"
    },
    {
      "id": "SK_HYNIX",
      "name": "SK Hynix",
      "role": "Component Supplier (HBM)",
      "impact": "Medium"
    }
  ],
  "edges": [
    {
      "source": "NVDA",
      "target": "TSMC",
      "relationship": "Manufacturing Partner",
      "risk_factor": "Geopolitical concentration"
    },
    {
      "source": "TSMC",
      "target": "ASML",
      "relationship": "Equipment Buyer",
      "risk_factor": "Single source EUV technology"
    },
    {
      "source": "NVDA",
      "target": "SK_HYNIX",
      "relationship": "Memory Supplier",
      "risk_factor": "Supply bottleneck"
    }
  ]
}
[
  { "source": "NVDA", "target": "TSMC", "type": "SUPPLIER" },
  { "source": "MSFT", "target": "NVDA", "type": "CUSTOMER" }
  {
    "source": "TSMC",
    "target": "NVDA",
    "type": "SUPPLIER",
    "strength": 0.95,
    "description": "Sole source for advanced GPU packaging (CoWoS) and wafer fabrication (4nm/5nm)."
  },
  {
    "source": "ASML",
    "target": "TSMC",
    "type": "SUPPLIER",
    "strength": 1.0,
    "description": "Monopoly supplier of EUV lithography machines critical for advanced nodes."
  },
  {
    "source": "NVDA",
    "target": "MSFT",
    "type": "CUSTOMER",
    "strength": 0.8,
    "description": "Major hyperscaler customer for H100/Blackwell GPUs."
  },
  {
    "source": "NVDA",
    "target": "META",
    "type": "CUSTOMER",
    "strength": 0.8,
    "description": "Major hyperscaler customer for H100/Blackwell GPUs."
  },
  {
    "source": "SK Hynix",
    "target": "NVDA",
    "type": "SUPPLIER",
    "strength": 0.9,
    "description": "Primary supplier of HBM3e memory for AI accelerators."
  },
  {
    "source": "Samsung",
    "target": "NVDA",
    "type": "SUPPLIER",
    "strength": 0.4,
    "description": "Secondary supplier for HBM and potential foundry partner."
  }
]