AmbiguityList

AmbiguityList[{expr1,expr2,…}] represents possible results derived from an ambiguous semantic interpretation.

AmbiguityList[{expr1,expr2,…},"string"] represents possible results from semantic interpretation of an input string.

AmbiguityList[{expr1,expr2,…},"string",{assoc1,assoc2,…}] includes a sequence of associations giving details of the interpretations used to obtain the expri.

Please visit the official Wolfram Language Reference for more details and examples on core symbols.