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A comment on R-Zero: Self-Evolving Reasoning LLM from Zero Data. Parent comment
Start with Jacob.
Jacob’s son → call him A.
A’s son → call him B.
B’s son → call him C.
C’s son → call him D (this is “the son of Jacob’s son’s son’s son”).
Now the question asks for the paternal great-great-grandfather of D:
D’s father → C
D’s grandfather → B
D’s great-grandfather → A
D’s great-great-grandfather → Jacob
Answer: Jacob
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Start with Jacob.
Jacob’s son → call him A.
A’s son → call him B.
B’s son → call him C.
C’s son → call him D (this is “the son of Jacob’s son’s son’s son”).
Now the question asks for the paternal great-great-grandfather of D:
D’s father → C
D’s grandfather → B
D’s great-grandfather → A
D’s great-great-grandfather → Jacob
Answer: Jacob