Complex sentence: However, the events had been discussed within Finnair, especially in pilot training, and Kaukiainen related them to at least one official within the Finnish Civil Aviation Administration which in 2014 is called Finavia.
Split into simpler sentences: However, the events had been discussed within Finnair, especially in pilot training. Kaukiainen also related the incident to at least one official within the Finnish Civil Aviation Administration which in 2014 is called Finavia.