The publisher does not specify whether the the distribution of the dataset contains personal data in the meaning of Act No. 101/2000 Sb., on personal data protection and Regulation (EU) 2016/679 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation) or not. With download of this distribution you may become personal data controller. If that is the case, you must comply with all the rules and duties which arise from the applicable legal regulation. Especially, you must comply with the duty to process personal data only for legal and legitimate purpose, in a way that is adequate for such purpose and for the time that is necessary for such purpose. You also have to have a lawful legal ground for the processing.