Complex sentence: All we are given to craft this report is a sequence of raw data, with no indication as to its origin or validity, and from it we must sift the genuine human views from the those of spammers, DDOS attackers, botnets, or lunatic pranksters.
Split into simpler sentences: All we are given to craft this report is a sequence of raw data, with no indication as to its origin or validity. It has thus been our task to sift the genuine human views from the those of spammers, DDOS attackers, botnets, or lunatic pranksters.