t: 'bold 10pt sans-serif' }).bind('text'),
        new go.Shape({
          width: 40,
          height: 40,
          fill: 'white',
          portId: '',
          fromSpot: go.Spot.LeftRightSides,
          toSpot: go.Spot.LeftRightSides
        })
          .bind('fill', 'color')
          .bindTwoWay('figure'),
        new go.Panel('Flow', {
          maxSize: new go.Size(40, NaN),
          background: 'transparent',
          itemTemplate: new go.Panel()
            .add(
              new go.TextBlo