Initial graph (G1):
Dump of graph (numVert = 5, numEdge = 7)
Row 0: 
  1: 1
  3: 1
  4: 1
Row 1: 
  2: 1
  4: 1
Row 2: 
  4: 1
Row 3: 
  4: 1
Row 4: 

Copy G2 = Graph(G1):
Dump of graph (numVert = 5, numEdge = 7)
Row 0: 
  1: 1
  3: 1
  4: 1
Row 1: 
  2: 1
  4: 1
Row 2: 
  4: 1
Row 3: 
  4: 1
Row 4: 

Copy (G2) after deleting original (G1):
Dump of graph (numVert = 5, numEdge = 7)
Row 0: 
  1: 1
  3: 1
  4: 1
Row 1: 
  2: 1
  4: 1
Row 2: 
  4: 1
Row 3: 
  4: 1
Row 4: 

New graph (G3):
Dump of graph (numVert = 3, numEdge = 3)
Row 0: 
  1: 1
  2: 1
Row 1: 
  2: 1
Row 2: 

Assign G3 = G2:
Dump of graph (numVert = 5, numEdge = 7)
Row 0: 
  1: 1
  3: 1
  4: 1
Row 1: 
  2: 1
  4: 1
Row 2: 
  4: 1
Row 3: 
  4: 1
Row 4: