Complete the following sentence: It was reported in "Autosport" that Ferrari driver Felipe Massa had until the
2010 British Grand Prix to prove to the Maranello outfit that he was worth hanging on: if not, Kubica would take his seat in. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️