Brand Hierarchy

# With a Chain Key, query across all locations
query {
  dishes(menuKey: "chain_xyz789") {
    results {
      dish { name, calories }
      # Can filter by specific location if needed
    }
  }
}

# Or list all restaurants in the chain
query {
  restaurants(menuKey: "chain_xyz789") {
    id
    name
    address { city, state }
  }
}

# With a Brand Key, access all chains
query {
  chains(menuKey: "brand_mega456") {
    id
    name
    restaurantCount
  }
}

# Query dishes across all chains (if supported)
query {
  dishes(
    menuKey: "brand_mega456",
    filters: { diets: [Vegan] }
  ) {
    results {
      dish { name }
      chain { name }  # Which chain this dish belongs to
    }
  }
}