Captain Cor Verweij made his last flight due to his retirement at KLM.  Ot the 7th of June he departed to YYZ- Toronto with Vojta Wagner as his ‘Wingman’. Flight KL691 , callsign KL31, starting the takeoffroll at holdingpoint Sierra6 on request.  Beautiful wingvortexes and cloudbusts during their climbout and caused by a low forecast. Backflight KL692 , callsign KL86, was at the 9th of June and they got an RWY06 arrival. Both flights got operated with a Boeing 787-10. KL31 with PHBKC and KL86 with PHBKG     Videostills……………