Claim: Pieter 'Piet' Klijnveld, was a Dutch accountant who started a practice that after several mergers would grow into KPMG, one of the Big Four auditors along with Deloitte, Ernst & Young (EY), and PricewaterhouseCoopers (PwC).
Label (1 = SUPPORTED, 0 = NOT_SUPPORTED, -1 = unlabeled): 1