This dataset provides the results of property identification analysis processes by the Falcon 2.0 API [1] on the following datasets: LC-QuAD 1.0 QALD 1-9 SimpleDBpediaQA The dataset is structured in JSON format and contains the following keys: "source" - the dataset the question originates from "question" - the natural language question that was send to the Falcon 2.0 API "notFoundProperties" - the list of properties that are required for the SPARQL - according to the dataset - and that have not been found by the Falcon 2.0 API [1] Ahmad Sakor, Kuldeep Singh, Anery Patel, and Maria-Esther Vidal. 2020. Falcon 2.0: An Entity and Relation Linking Tool over Wikidata. Proceedings of the 29th ACM International Conference on Information & Knowledge Management. Association for Computing Machinery, New York, NY, USA, 3141–3148. DOI:https://doi.org/10.1145/3340531.3412777 API: https://labs.tib.eu/falcon/falcon2/api-use