1. Eli shared his chocolate with the other kids.

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Does this sentence mean #2 or #3? Did he or the others eat chocholate?

2. Eli just gave some chocolate to the other kids.
3. Eli gave some chocolate to the other kids and ate chocolate together with them

1 is closest to 3.

2 implies he gave it all away, didn't have any for himself.

The given sentence means that Eli gave his chocolate to the other kids, but it does not specify whether he ate chocolate with them or not. To understand if Eli or the other kids ate the chocolate, we need more information or context. The sentence only states that Eli shared his chocolate with the other kids.