- [response setObject: [answer substringFromIndex: index + 2
- toIndex: answer.length]
- forKey: [answer substringFromIndex: 0
- toIndex: index]];
+ [response setObject: [answer substringWithRange:
+ of_range(index + 2, answer.length - (index + 2))]
+ forKey: [answer
+ substringWithRange: of_range(0, index)]];