QUESTION: Fix punctuation: Which skills can I offer
ANS: Which skills can I offer?
QUES: Bilenko says he hopes to see CatBoost impact the tech community in a positive way whether that it is for retail or insurance or any other commercial use and he emphasizes the wealth of developer talent in Russia

correct the punctuation.

CORRECTED: Bilenko says he hopes to see CatBoost impact the tech community in a positive way, whether that it is for retail or insurance or any other commercial use, and he emphasizes the wealth of developer talent in Russia.
Question: The letter testifies that Einstein was not aware of the Etvs experiment when he formulated the principle of equivalence
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Answer: The letter testifies that Einstein was not aware of the Eotvos experiment when he formulated the principle of equivalence ...
On Friday we can expect fair weather Morning temperatures will be around 15 C During the day they will reach a maximum of 27 C Low temperatures at night will be around 14C Easterly winds are weak

Can you repeat this sentence, but add in punctuation?
On Friday we can expect fair weather. Morning temperatures will be around 15 C. During the day they will reach a maximum of 27 C. Low temperatures at night will be around 14C. Easterly winds are weak.
input: An ocean of time is spent on surveying construction projects of all sizes
fixed: An ocean of time is spent on surveying construction projects of all sizes.
In 1640 at the age of 13 he took up the study of mathematics

Can you repeat this sentence, but add in punctuation?
In 1640, at the age of 13, he took up the study of mathematics.