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

Original: 16384
Tensor Network: 2304
CR: 7.111111111111111
Rel Error: 0.09501129796674276
Iters: 200
Time: 3.66s
