Article contains a logic puzzle, not a news story — no factual summary available

This is not a news article. The source is a Hacker News discussion post containing a word problem (a farmer with sheep), not a report of an event, product launch, company announcement, or market change.

The puzzle contains an internal contradiction: the farmer sells 5 sheep on Monday and 'the next day, which was Wednesday' — but the next day after Monday is Tuesday, not Wednesday. This makes the problem unsolvable as written.

No company, person, product, date, price, or real-world change is described. There is nothing to summarize for a business or general audience seeking news.