instruction:
Convert a disfluent question to a proper question. A disfluent question is a question that has some interruptions in it while framing. A proper question is the correct form of the question without any disfluency.
question:
Which date was affirmed by the WWF report no um IPCC?
answer:
Which date was affirmed by the IPCC?

question:
How many or rather what formation was created because the erosion ceased?
answer:
What formation was created because the erosion ceased?

question:
Which species moves by swimming no sorry not swimming but by a darting motion?
answer:
Which species moves by a darting motion?