Tony Jolliffe BBC
Each puzzle features 16 words and each grouping of words is split into four categories. These sets could comprise of anything from book titles, software, country names, etc. Even though multiple words will seem like they fit together, there's only one correct answer.
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A股市场中，船艇类上市公司主要以江龙船艇、亚光科技、天海防务为代表。
A key part of the Orion spacecraft that the astronauts will be flying in was made in Bremen in Germany.