Complex sentence: Whitewashing is a term that describes the act of hiding or glossing over a crimes or vices by concealing, manipulating or manufacturing evidence or to exonerate by means of a perfunctory investigation or through biased presentation of data.
Split into simpler sentences: Whitewashing is a term that denotes the act of hiding or glossing over crimes or vices by concealing, manipulating, or manufacturing evidence. It can also denote the act of exonerating someone guilty or allegedly guilty of crimes and vices by means of a perfunctory investigation or through biased presentation of data.