Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

Input: Consider Input: Where did Mongke Khan attack the Song dynasty or rather where did he defend it?

Output:  Where did Mongke Khan defend the Song dynasty?


Input: Consider Input: Who developed the Finnish research network, the ARPANET no sorry the CYCLADES packet?

Output: Who developed the Finnish research network, the CYCLADES packet?


Input: Consider Input: How are the no let me ask, what type of medium is a 10BASE5 radio?
Output: What type of medium is a 10BASE5 radio?