"make robots engage" = cause robots to engage "make robots to engage" = manufacture robots in order to engage So, #2 is grammatical but it does not (presumably) express the correct meaning in this sentence. #1 makes sense but it seems a somewhat awkward and laboured way of expressing the meaning.
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GPY#1 makes sense but it seems a somewhat awkward and laboured way of expressing the meaning.Could you show me how you would rephrase it?