Assertion: planet's satellite | /r/HasProperty | kerberos
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text: Similarly, the fourth satellite of Pluto, Kerberos, discovered after Pluto was categorized as a dwarf planet and assigned a minor planet number, was designated S/2011 (134340) 1 rather than S/2011 P 1, though the New Horizons team, who disagreed with the dwarf planet classification, used the latter.