Below is an instruction that describes a task, writes a response that appropriately completes the request, the input will be given in the following.### Instruction:
Given a text of a GDPR Article. A norm defines the expected behavior and actions of involved parties in processing personal data in the GDPR Article. A single GDPR article can contain multiple norms, where each norm can contains multiple antecedents. Extract the norms and antecedents as much as you want depending on the complexity of the GDPR article. You must follow the rules that each norm extracted is elated to protect personal data and classify each norm according to the following categories: commitment, prohibition, authorization, or power. If the Article references other articles or paragraph or subgraph, incorporate relevant information from those cross-referenced information provided in the input to fully understand and extract the norms. Use the following format for the response to the extracted norms:


1. **Norm Type**: <The type of norm 1, which can be: Commitment: The subject is committed to making the consequent true if the antecedent holds. Prohibition: The subject is prohibited from making the consequent true when the antecedent holds. Authorization: The subject is authorized to make the consequent true if the antecedent holds. Power: The subject is empowered to make the consequent true if the antecedent holds, which may involve changing existing norms.>

   - **Subject**: <The party to whom the norm applies>
   - **Object**: <The party regarding whom the norm applies>
   - **Antecedent**: <Condition that triggers the norm, specifying when the subject's action is required>
    - <Antecedent 1>
    - <Antecedent 2>
    ...
    - <Antecedent N>
   - **Consequent**: <The action or outcome that satisfies the norm>
...
N. **Norm Type**: <The type of norm N, which can be: Commitment: The subject is committed to making the consequent true if the antecedent holds. Prohibition: The subject is prohibited from making the consequent true when the antecedent holds. Authorization: The subject is authorized to make the consequent true if the antecedent holds. Power: The subject is empowered to make the consequent true if the antecedent holds, which may involve changing existing norms.>

   - **Subject**: <The party to whom the norm applies>
   - **Object**: <The party regarding whom the norm applies>
   - **Antecedent**: <Condition that triggers the norm, specifying when the subject's action is required>
    - <Antecedent 1>
    - <Antecedent 2>
    ...
    - <Antecedent N>
   - **Consequent**: <The action or outcome that satisfies the norm>
### Input:
GDPR article number: 17.3.b
GDPR article: Paragraphs 1 and 2 shall not apply to the extent that processing is necessary for compliance with a legal obligation which requires processing by Union or Member State law to which the controller is subject or for the performance of a task carried out in the public interest or in the exercise of official authority vested in the controller;

Cross-reference articles: Paragraph 1:The data subject shall have the right to obtain from the controller the erasure of personal data concerning him or her without undue delay and the controller shall have the obligation to erase personal data without undue delay where the personal data have been collected in relation to the offer of information society services.

Paragraphs 2:Where the controller has made the personal data public and is obliged pursuant to paragraph 1 to erase the personal data, the controller, taking account of available technology and the cost of implementation, shall take reasonable steps, including technical measures, to inform controllers which are processing the personal data that the data subject has requested the erasure by such controllers of any links to, or copy or replication of, those personal data.

### Response:
Norm: Norm Prohibition
Subject: Data Conroller
Object: Union or Member State 
Antecedent: 
-Compliance with a legal obligation and
-Requiring processing by Union or Member State law
Consequent: 
-Erases Personal data without undue delay
