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Boundary Code | Parent Boundary Code |
Z1 | C1 |
Z2 | C1 |
Z3 | C2 |
Z4 | C3 |
Please note : The above is just a reference and the first level of the boundary data should be without a parent boundary since it is the top most boundary of the hierarchy structure.
Further the zones are subdivided into Wards with the ward codes as W1, W2, W3, the following could be a mapping between the wards and zones:
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