@misc{MO460656, AUTHOR = {\href{https://mathoverflow.net/users/130058/emily}{Emily}}, TITLE = {Existence and characterisations of left Kan extensions and liftings in the bicategory of relations I}, URL = {https://mathoverflow.net/q/460656}, HOWPUBLISHED = {MathOverflow}, SHORTHAND = {\texttt{MO 460656}},
}