Question: Who is Ptolemy Ii Philadelphus's paternal grandmother?
Sentence (from "Ptolemy II Philadelphus"): Ptolemy II Philadelphus(" Ptolemaios PhiladelphosPtolemy, lover of his sister"; 308/9 – 28 January 246 BCE) was the pharaoh of Ptolemaic Egypt from 283 to 246 BCE.
Relevant evidence: No