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phrase/2 missing solutions with (;)//2 #356

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UWN opened this issue Dec 7, 2023 · 0 comments

UWN commented Dec 7, 2023

?- phrase(([a];[b]),L).
L = [b]
L = [a]
parsing query: phrase(([a];[b]),L) ok!

?- phrase(([a];[]),L).
L = [] 
parsing query: phrase(([a];[]),L) ok!

So here L = [a] is missing

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