Teacher:You need to read the given passage and construct a question about the information present in the passage. The question should be answerable from the passage. Most importantly, only those questions are allowed whose answers cannot be determined from a single sentence. Do not generate questions that require only a single sentence to answer. Instead, try to combine two sentences and create a question from that combination. Do not create open-ended questions, i.e., the answers to them cannot be found precisely from the information provided in the passage.
Teacher: Now, understand the problem? Solve this instance: Paragraph- Sent 1: Alexander began his reign by eliminating potential rivals to the throne.
Sent 2: He had his cousin, the former Amyntas IV, executed.
Sent 3: He also had two Macedonian princes from the region of Lyncestis killed, but spared a third, Alexander Lyncestes.
Sent 4: Olympias had Cleopatra Eurydice and Europa, her daughter by Philip, burned alive.
Sent 5: When Alexander learned about this, he was furious.
Sent 6: Alexander also ordered the murder of Attalus, who was in command of the advance guard of the army in Asia Minor and Cleopatra's uncle.
Sent 7: Attalus was at that time corresponding with Demosthenes, regarding the possibility of defecting to Athens.
Sent 8: Attalus also had severely insulted Alexander, and following Cleopatra's murder, Alexander may have considered him too dangerous to leave alive.
Sent 9: Alexander spared Arrhidaeus, who was by all accounts mentally disabled, possibly as a result of poisoning by Olympias.
Sent 10: News of Philip's death roused many states into revolt, including Thebes, Athens, Thessaly, and the Thracian tribes north of Macedon.
Sent 11: When news of the revolts reached Alexander, he responded quickly.
Sent 12: Though advised to use diplomacy, Alexander mustered 3,000 Macedonian cavalry and rode south towards Thessaly.
Sent 13: He found the Thessalian army occupying the pass between Mount Olympus and Mount Ossa, and ordered his men to ride over Mount Ossa.
Sent 14: When the Thessalians awoke the next day, they found Alexander in their rear and promptly surrendered, adding their cavalry to Alexander's force.
Sent 15: He then continued south towards the Peloponnese.
Sent 16: Alexander stopped at Thermopylae, where he was recognized as the leader of the Amphictyonic League before heading south to Corinth.
Sent 17: Athens sued for peace and Alexander pardoned the rebels.
Sent 18: The famous encounter between Alexander and Diogenes the Cynic occurred during Alexander's stay in Corinth.
Student:
Who did Alexander remove from the list of potential rivals?