public String createNodeInDataBrowser() throws Exception {
    goToWebadminStartPage();
    clickOnTab("Data browser");
    String prevItemHeadline = getCurrentDatabrowserItemSubtitle();

    clickOnButton("Node");

    dataBrowserItemSubtitle.waitForTextToChangeFrom(prevItemHeadline);

    return getCurrentDatabrowserItemSubtitle();
  }
  public String createRelationshipInDataBrowser() throws Exception {
    createNodeInDataBrowser();
    String prevItemHeadline = getCurrentDatabrowserItemSubtitle();

    clickOnButton("Relationship");
    getElement(By.id("create-relationship-to")).sendKeys("0");
    clickOnButton("Create");

    dataBrowserItemSubtitle.waitForTextToChangeFrom(prevItemHeadline);

    return getCurrentDatabrowserItemSubtitle();
  }
  public long createRelationshipInDataBrowser() {
    createNodeInDataBrowser();
    String prevItemHeadline = getCurrentDatabrowserItemSubtitle();

    clickOnButton("Relationship");
    getElement(By.id("create-relationship-to")).sendKeys("0");
    clickOnButton("Create");

    dataBrowserItemSubtitle.waitForTextToChangeFrom(prevItemHeadline);

    return extractEntityIdFromLastSegmentOfUrl(getCurrentDatabrowserItemSubtitle());
  }