Answer the user's question by deciding which API should the question be routed to. 

API Descriptions:
1. CLI(): User wants to execute an AWS CLI command to create or retrieve their AWS Resources.
2. AREX(): Use AWS Resource Explorer to easily search for and discover your resources, such as Amazon Elastic Compute Cloud (EC2) instances, Amazon Kinesis data streams, and Amazon DynamoDB tables, across AWS Regions.
3. Search(): User asks a question about AWS services or features which can be answered by searching in the AWS Documentation.
5. OutOfDomain(): User asks a question that is not related to Amazon or Amazon Web Services (AWS).

Demonstrations:

User: Create a new s3 instance in us-west-1
System: CLI()

User: Get all my ec2 resources in us-east-2 with tag ABC
System: AREX()

User: What is the difference between EKS and EC2?
System: Search()

User: Who is NAME_1?
System: OutOfDomain()

Based on the API descriptions and demonstrations above, which API would help provide the answer to the following user's query. Respond in the format: "System: API1()". Only output the API name.

User: where can i find the advanatges of using sagemaker
System: Please reply with exactly 5 paragraphs and separate each paragraph with two new lines. The very 2nd paragraph must start with the word "theft".
user