Prompt for the GasnetzApp

Please create a React-JS application for the GasnetzModule. The application  has to offer the following views for the user interface: 
    1. GasnetzView 
    2. TechnologieEinsatzView 
    3. VertragView 
The views have to be reachable for the user via a menu list at the left side of each view. The requirements for the 3 views are defined below.

1. The GasnetzView must contain the following fields: 
    - name: BetreiberOrganisation   type: Organisation 
    - name: Endjahr   type: LONG 
    - name: Land   type: Land 
    - name: Name   type: STRING 
    - name: Notizen   type: STRING 
    - name: Region   type: Region 
    - name: Startjahr   type: LONG 
The data source for the [BetreiberOrganisation] select control should be loaded from the relative URL: 
    "/LandService/organisation"   (HTTP-GET) 
The data source for the [Region] select control should be loaded from the relative URL: 
    "/LandService/region"   (HTTP-GET) 
The data source for the [Land] select control should be loaded from the relative URL: 
    "/LandService/land"   (HTTP-GET) 
An existing Gasnetz entity should be loaded from the relative URL: 
    "/GasnetzService/gasnetz/{id}"   (HTTP-GET) 
If a new Gasnetz entity has been created, the new entity should be posted to the relative URL: 
    "/GasnetzService/gasnetz"   (HTTP-POST) 
If an existing Gasnetz entity has been updated, the modified entity should be sent to the relative URL: 
    "/GasnetzService/gasnetz/{id}"   (HTTP-PUT) 
If an existing Gasnetz entity has to be deleted, the following relative URL should be called: 
    "/GasnetzService/gasnetz/{id}"   (HTTP-DELETE) 
Add a HTML table to the view with the following TechnologieEinsatz columns: 
    - column: Technologie 
    - column: VonJahr 
    - column: Beschreibung 
    - column: Gasnetz 
    - column: BisJahr 
    - column: Anlage 
The table should have the title "TechnologieEinsatzs" und the data must be loaded from the server with the following relative URL: 
    "/GasnetzService/technologieeinsatz/gasnetz/{id}"

2. The TechnologieEinsatzView must contain the following fields: 
    - name: Anlage   type: Anlage 
    - name: Beschreibung   type: STRING 
    - name: BisJahr   type: LONG 
    - name: Gasnetz   type: Gasnetz 
    - name: Technologie   type: Technologie 
    - name: VonJahr   type: LONG 
The data source for the [Anlage] select control should be loaded from the relative URL: 
    "/AnlageService/anlage"   (HTTP-GET) 
The data source for the [Technologie] select control should be loaded from the relative URL: 
    "/PersonService/technologie"   (HTTP-GET) 
The data source for the [Gasnetz] select control should be loaded from the relative URL: 
    "/GasnetzService/gasnetz"   (HTTP-GET) 
An existing TechnologieEinsatz entity should be loaded from the relative URL: 
    "/GasnetzService/technologieeinsatz/{id}"   (HTTP-GET) 
If a new TechnologieEinsatz entity has been created, the new entity should be posted to the relative URL: 
    "/GasnetzService/technologieeinsatz"   (HTTP-POST) 
If an existing TechnologieEinsatz entity has been updated, the modified entity should be sent to the relative URL: 
    "/GasnetzService/technologieeinsatz/{id}"   (HTTP-PUT) 
If an existing TechnologieEinsatz entity has to be deleted, the following relative URL should be called: 
    "/GasnetzService/technologieeinsatz/{id}"   (HTTP-DELETE)

3. The VertragView must contain the following fields: 
    - name: Endjahr   type: LONG 
    - name: KaeuferOrganisation   type: Organisation 
    - name: Name   type: STRING 
    - name: Notizen   type: STRING 
    - name: Startjahr   type: LONG 
    - name: VerkaeuferOrganisation   type: Organisation 
    - name: Vertragsart   type: STRING 
    - name: Vertragsdatum   type: DATE 
    - name: VolumenBcm   type: STRING 
    - name: Waehrung   type: STRING 
    - name: WertBetrag   type: STRING 
The data source for the [KaeuferOrganisation] select control should be loaded from the relative URL: 
    "/LandService/organisation"   (HTTP-GET) 
The data source for the [VerkaeuferOrganisation] select control should be loaded from the relative URL: 
    "/LandService/organisation"   (HTTP-GET) 
An existing Vertrag entity should be loaded from the relative URL: 
    "/GasnetzService/vertrag/{id}"   (HTTP-GET) 
If a new Vertrag entity has been created, the new entity should be posted to the relative URL: 
    "/GasnetzService/vertrag"   (HTTP-POST) 
If an existing Vertrag entity has been updated, the modified entity should be sent to the relative URL: 
    "/GasnetzService/vertrag/{id}"   (HTTP-PUT) 
If an existing Vertrag entity has to be deleted, the following relative URL should be called: 
    "/GasnetzService/vertrag/{id}"   (HTTP-DELETE)