title: Comment on "state-independent experimental test of quantum contextuality in an indivisible system".
authors.affiliation: Department of Physics, Stockholm University, S-10691 Stockholm, Sweden.
authors.forename: E
authors.initials: E
authors.lastname: Amselem
authors.affiliation: Department of Physics, Stockholm University, S-10691 Stockholm, Sweden.
authors.forename: M
authors.initials: M
authors.lastname: Bourennane
authors.affiliation: Naturwissenschaftlich-Technische Fakultät, Universität Siegen, Walter-Flex-Straße 3, D-57068 Siegen, Germany.
authors.forename: C
authors.initials: C
authors.lastname: Budroni
authors.affiliation: Departamento de Física Aplicada II, Universidad de Sevilla, E-41012 Sevilla, Spain.
authors.forename: A
authors.initials: A
authors.lastname: Cabello
authors.affiliation: Naturwissenschaftlich-Technische Fakultät, Universität Siegen, Walter-Flex-Straße 3, D-57068 Siegen, Germany.
authors.forename: O
authors.initials: O
authors.lastname: Gühne
authors.affiliation: Naturwissenschaftlich-Technische Fakultät, Universität Siegen, Walter-Flex-Straße 3, D-57068 Siegen, Germany.
authors.forename: M
authors.initials: M
authors.lastname: Kleinmann
authors.affiliation: Institutionen för Systemteknik, Linköpings Universitet, SE-58183 Linköping, Sweden.
authors.forename: J-Å
authors.initials: JÅ
authors.lastname: Larsson
authors.affiliation: Institute of Theoretical Physics and Astrophysics, University of Gdańsk, 80-952 Gdańsk, Poland.
authors.forename: M
authors.initials: M
authors.lastname: Wieśniak