Noble Connections is a knowledge graph app demo built using Staple API on top of MongoDB Atlas.

The live version of this demo is deployed at http://demo.staple-api.org.

The full documentiation of Staple API is available at http://staple-api.org.

1. Go to https://repl.it/.
2. Press + new repl to create a new Repl environment and choose Import From GitHub.
3. Paste the URL of this repository and import it.
4. Press the Run button and wait for the app to start at the automatically generated URL https://***--five-nine.repl.co.

The application exposes two graphical interfaces:

• the demo FE at https://***--five-nine.repl.co
• the Apollo playground of the underlying Staple API at https://***--five-nine.repl.co/graphql, where you can issue GraphQL queries to the remote MongoDB Atlas instance storing the application (knowledge graph) data, e.g.:

{
  Person(filter: { _id: "http://dbpedia.org/resource/Elizabeth_II" }) {
    _id
    _type
    label
    spouse {
      _id
      _type
      label
    }
    child {
      _id
      _type
      label
    }
    parent {
      _id
      _type
      label
    }
    birthYear
    deathYear
    birthCountry {
      _id
      _type
      label
    }
    deathCountry {
      _id
      _type
      label
    }
  }
  _CONTEXT {
    _id
    _type
    Person
    Country
    label
    description
    gender
    thumbnail
    birthYear
    deathYear
    birthCountry
    deathCountry
  }
}

Knowledge Graph App in 15min. Prototyping a simple knowledge graph application with JSONs, MongoDB and automatically generated GraphQL API, S. Klarman, 2020.