181st National Puzzlers' League convention

181st National Puzzlers' League convention is …
instance of (P31):
recurrent event editionQ27968055

External links are
P856official websitehttps://con.puzzlers.org/washingcon/

P393edition number181
P582end time2021-07-04
P276locationWashington, D.C.Q61
P1449nicknameWashingCon
P179part of the seriesNational Puzzlers' League conventionQ107721263
P585point in time2021-07-01
P580start time2021-07-01

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