New answers tagged punctuation
2
Normally, I think there would need to be some sort of connecting form (て、し、り、など)before the comma on your example #2, as noted by Darius Jahandarie.
If you do need to combine sentences like in your example #2, you would probably want to find a way to clarify to the reader (or audience) what you are really wanting to say, as well.
For example, you might want ...
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