Instructions: In this task, you are given a second sentence. Your task is to generate the first sentence on the same topic but incoherent and inconsistent with the second sentence.
Input: On the other hand , excessive consumption of acidic beverages will slowly dissolve the enamel layer , making the underlying yellower dentine show through more noticeably , leading to darkening of the tooth 's appearance .
Output:
The juice of apples , especially green apples , contains malic acid .