Letter of Interest to organize and host the 18th International Conference on Knowledge Representation, KR 2021 Background Information: We plan for 150+ participants and also have to be able to run events such as workshops, tutorials, doctoral consortium, etc. They may have to be held just before, just after or, possibly also in parallel, with the conference. Details of Proposed Site Country: City: Venue: Venue accessibility: Closest airports and transportation from the airports to the venue Venue cost estimate: An estimate of the cost of meeting rooms, audio/visual equipment and service and internet connection Accommodation: Summarize accommodation available, number and categories of hotels, number of rooms and approximate room costs, location relative to the conference venue Local Organization Name(s) of Local Conference Organizer(s): Organization: Previous experience in conference and workshop organization: Are there plans to hire a company to help organize and run the conference, or will it be done ``in-house''? Any Other Relevant Details: Please include any other details that you feel will support your proposal. Please send the completed statement of interest to Frank Wolter, KR Inc. president at wolter@liverpool.ac.uk.