Arbitrary structure
Shape: (8, 8, 4, 8, 8)
Edges: [(1, 2), (2, 3), (3, 4), (4, 5), (5, 1), (3, 5), (1, 4)]
Ranks: [6, 6, 6, 6, 6, 6, 6]

Original: 16384
Tensor Network: 6336
CR: 2.585858585858586
Rel Error: 0.0648175716591547
Iters: 200
Time: 9.81s
