Teacher:Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
Teacher: Now, understand the problem? Solve this instance: Besides the North Sea and the Irish Channel, which direction did the Rhine flow during the last cold phase no what else was lowered in the last cold phase?
Student:
Besides the North Sea and the Irish Channel, what else was lowered in the last cold phase?