Reasoning & answer: Saudi Aramco was formed in response to oil shortages during World War I. The origins of World War I can be traced to the assassination of Archduke Franz Ferdinand in Sarajevo.
yes
Question: Was Saudi Aramco started due to an assassination?

CoT and answer: In 2010, the Spirit rover sent what is recorded as its final transmission. In 2019, another rover made the news with its viral "final words".
yes
Do reverse engineering and find the question: Would a broadcast from Spirit make the news in 2020?

Solution: Parents care for their children. When the children grow up and have kids of their own, the parents become grandparents to those kids. A person who is not a parent has no kids, therefore nobody to produce grandchildren for them.
Answer: yes
Question: Does a person need to be a parent to become a grandparent?

Reasoning & answer: Bugs Bunny carries a carrot around with him. Carrots are considered root vegetables.
yes
Question: Is Bugs Bunny known for carrying a root vegetable around with him?

CoT and answer: Casts encase a limb and prevent it from moving. Movement of limbs under resistance promote muscle growth. An absence of limb movement will result in decreased muscle size. The goal of bodybuilding is to increase the size of your muscles. Individuals are not happy when they are prevented from pursuing their goals.
no
Do reverse engineering and find the question: Would a bodybuilder enjoy wearing a cast for several weeks?

Reasoning & answer: The Greek alphabet is still commonly used. Sumerian cuneiform is not used contemporarily.
no
Question:
Is the Greek alphabet as common as Sumerian cuneiform?