text: var nodes = new vis.DataSet([
                               /* {id: a, label: b, ...}, */
  {id: '128', label: 'B2\n240.0', color: '#31b0d5', title: 'Name: B2<br>Alias: null<br>Value: 240.0<br>Type: CELL_WITH_VALUE<br>Id: 128<br>Formula Expression: Formula String: B2; Formula Values: 240.0; Formula Ptg: 240.0; Ptgs: B2 Index in Ptgs: 3 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '129', label: 'C2\n300.0', color: '#31b0d5', title: 'Name: C2<br>Alias: null<br>Value: 300.0<br>Type: CELL_WITH_VALUE<br>Id: 129<br>Formula Expression: Formula String: C2; Formula Values: 300.0; Formula Ptg: 300.0; Ptgs: C2 Index in Ptgs: 4 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '130', label: 'FUNCEXEC\n790.0', color: '#f0ad4e', title: 'Name: FUNCEXEC<br>Alias: null<br>Value: 790.0<br>Type: FUNCTION<br>Id: 130<br>Formula Expression: Formula String: FUNCEXEC(C2, B2, A2, VALUE); Formula Values: FUNCEXEC(300.0, 240.0, 250.0, DEVDEF); Formula Ptg: ; Ptgs:  Index in Ptgs: 5 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '109', label: 'D2\n790.0', color: '#31b0d5', title: 'Name: D2<br>Alias: null<br>Value: 790.0<br>Type: CELL_WITH_FORMULA<br>Id: 109<br>Formula Expression: Formula String: A2 + B2 + C2; Formula Values: 250.0 + 240.0 + 300.0; Formula Ptg: ; Ptgs:  Index in Ptgs: 0 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '110', label: 'A2\n250.0', color: '#31b0d5', title: 'Name: A2<br>Alias: null<br>Value: 250.0<br>Type: CELL_WITH_VALUE<br>Id: 110<br>Formula Expression: Formula String: A2; Formula Values: 250.0; Formula Ptg: 250.0; Ptgs: A2 Index in Ptgs: 0 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '111', label: 'B2\n240.0', color: '#31b0d5', title: 'Name: B2<br>Alias: null<br>Value: 240.0<br>Type: CELL_WITH_VALUE<br>Id: 111<br>Formula Expression: Formula String: B2; Formula Values: 240.0; Formula Ptg: 240.0; Ptgs: B2 Index in Ptgs: 1 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '112', label: '+\n490.0', color: '#f0ad4e', title: 'Name: +<br>Alias: null<br>Value: 490.0<br>Type: OPERATOR<br>Id: 112<br>Formula Expression: Formula String: A2 + B2; Formula Values: 250.0 + 240.0; Formula Ptg: ; Ptgs:  Index in Ptgs: 2 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '113', label: 'C2\n300.0', color: '#31b0d5', title: 'Name: C2<br>Alias: null<br>Value: 300.0<br>Type: CELL_WITH_VALUE<br>Id: 113<br>Formula Expression: Formula String: C2; Formula Values: 300.0; Formula Ptg: 300.0; Ptgs: C2 Index in Ptgs: 3 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '114', label: '+\n790.0', color: '#f0ad4e', title: 'Name: +<br>Alias: null<br>Value: 790.0<br>Type: OPERATOR<br>Id: 114<br>Formula Expression: Formula String: A2 + B2 + C2; Formula Values: 250.0 + 240.0 + 300.0; Formula Ptg: ; Ptgs:  Index in Ptgs: 4 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '115', label: 'D3\nDEFINE', color: '#31b0d5', title: 'Name: D3<br>Alias: null<br>Value: DEFINE<br>Type: CELL_WITH_FORMULA<br>Id: 115<br>Formula Expression: Formula String: DEFINE(A2 + B2 + C2, VALUE, C2, B2, A2, VALUE); Formula Values: DEFINE(250.0 + 240.0 + 300.0, #, 300.0, 240.0, 250.0, DEVDEF); Formula Ptg: ; Ptgs:  Index in Ptgs: 0 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '117', label: 'VALUE\nDEVDEF', color: '#31b0d5', title: 'Name: VALUE<br>Alias: null<br>Value: DEVDEF<br>Type: CONSTANT_VALUE<br>Id: 117<br>Formula Expression: Formula String: VALUE; Formula Values: DEVDEF; Formula Ptg: DEVDEF; Ptgs: VALUE Index in Ptgs: 1 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '118', label: 'A2\n250.0', color: '#31b0d5', title: 'Name: A2<br>Alias: null<br>Value: 250.0<br>Type: CELL_WITH_VALUE<br>Id: 118<br>Formula Expression: Formula String: A2; Formula Values: 250.0; Formula Ptg: 250.0; Ptgs: A2 Index in Ptgs: 2 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '119', label: 'B2\n240.0', color: '#31b0d5', title: 'Name: B2<br>Alias: null<br>Value: 240.0<br>Type: CELL_WITH_VALUE<br>Id: 119<br>Formula Expression: Formula String: B2; Formula Values: 240.0; Formula Ptg: 240.0; Ptgs: B2 Index in Ptgs: 3 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '120', label: 'C2\n300.0', color: '#31b0d5', title: 'Name: C2<br>Alias: null<br>Value: 300.0<br>Type: CELL_WITH_VALUE<br>Id: 120<br>Formula Expression: Formula String: C2; Formula Values: 300.0; Formula Ptg: 300.0; Ptgs: C2 Index in Ptgs: 4 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '121', label: 'VALUE\n#', color: '#31b0d5', title: 'Name: VALUE<br>Alias: null<br>Value: #<br>Type: CONSTANT_VALUE<br>Id: 121<br>Formula Expression: Formula String: VALUE; Formula Values: #; Formula Ptg: #; Ptgs: VALUE Index in Ptgs: 5 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '122', label: 'D2\n790.0', color: '#31b0d5', title: 'Name: D2<br>Alias: null<br>Value: 790.0<br>Type: CELL_WITH_FORMULA<br>Id: 122<br>Formula Expression: Formula String: A2 + B2 + C2; Formula Values: 250.0 + 240.0 + 300.0; Formula Ptg: ; Ptgs:  Index in Ptgs: 6 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '123', label: 'DEFINE\nDEFINE', color: '#f0ad4e', title: 'Name: DEFINE<br>Alias: null<br>Value: DEFINE<br>Type: FUNCTION<br>Id: 123<br>Formula Expression: Formula String: DEFINE(A2 + B2 + C2, VALUE, C2, B2, A2, VALUE); Formula Values: DEFINE(250.0 + 240.0 + 300.0, #, 300.0, 240.0, 250.0, DEVDEF); Formula Ptg: ; Ptgs:  Index in Ptgs: 7 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '124', label: 'E3\n790.0', color: '#31b0d5', title: 'Name: E3<br>Alias: null<br>Value: 790.0<br>Type: CELL_WITH_FORMULA<br>Id: 124<br>Formula Expression: Formula String: FUNCEXEC(C2, B2, A2, VALUE); Formula Values: FUNCEXEC(300.0, 240.0, 250.0, DEVDEF); Formula Ptg: ; Ptgs:  Index in Ptgs: 0 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '126', label: 'VALUE\nDEVDEF', color: '#31b0d5', title: 'Name: VALUE<br>Alias: null<br>Value: DEVDEF<br>Type: CONSTANT_VALUE<br>Id: 126<br>Formula Expression: Formula String: VALUE; Formula Values: DEVDEF; Formula Ptg: DEVDEF; Ptgs: VALUE Index in Ptgs: 1 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'},
  {id: '127', label: 'A2\n250.0', color: '#31b0d5', title: 'Name: A2<br>Alias: null<br>Value: 250.0<br>Type: CELL_WITH_VALUE<br>Id: 127<br>Formula Expression: Formula String: A2; Formula Values: 250.0; Formula Ptg: 250.0; Ptgs: A2 Index in Ptgs: 2 <br>Source Object Id: com.dataart.spreadsheetanalytics.engine.PoiProxyWorkbook@34f7cfd9'}
                              ]);
  
  
  var edges = new vis.DataSet([
                               /* {from: id_a, to: id_b}, */
  {from: '111', to: '112'},
  {from: '113', to: '114'},
  {from: '122', to: '123'},
  {from: '129', to: '130'},
  {from: '110', to: '112'},
  {from: '112', to: '114'},
  {from: '121', to: '123'},
  {from: '128', to: '130'},
  {from: '120', to: '123'},
  {from: '127', to: '130'},
  {from: '119', to: '123'},
  {from: '126', to: '130'},
  {from: '118', to: '123'},
  {from: '117', to: '123'},
  {from: '114', to: '122'},
  {from: '123', to: '115'},
  {from: '130', to: '124'},
  {from: '114', to: '109'}
                              ]);