Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
Use natural language processing to analyze this sentence.

### Input:
This article focuses on the progress made in artificial intelligence.

### Response:
The sentence is an example of the sentiment "positive", as is it talks about progress made in a certain field. The keywords in the sentence are "artificial intelligence", and the primary topics discussed are “progress” and “artificial intelligence”.