Question: Q) Did Daniel serve under Cyrus?
Sentence (from "Cyrus the Great"): Cyrus II of Persia (Old Persian: 𐎤𐎢𐎽𐎢𐏁 "Kūruš"; <a href="New%20Persian">New Persian</a>: کوروش "Kuruš"; <a href="Hebrew">Hebrew</a>: כֹּרֶשׁ "Koresh"; <a href="Circa">c.</a> 600 – 530 BC), commonly known as Cyrus the Great  and also called Cyrus the Elder by the Greeks, was the founder of the <a href="Achaemenid%20Empire">Achaemenid Empire</a>.
Relevant evidence: Yes