Extract all relevant features from the product review that could influence its user rating.
Include both explicit features directly mentioned in the text and implicit features that likely influenced the user rating.

Product review and its user rating is from Reviews Dataset that contains product descriptions, customer reviews, and numerical ratings reflecting customer satisfaction with various products across multiple categories.

For each feature:

1. Feature Name: Specific term or concept from the product review
2. Context: The context in which this feature appears

Return as JSON:
{{
  "features": [
    {{
      "feature_name": "",
      "context": ""
    }},
    ... (other features)
  ]
}}

User Rating is integer value ranging from 1 to 5, indicating the product rating.

Following the given instructions, extract features for the following product review:  

Product Review:
{text}