YOU SAID:
the likelyhood of chicken being duck is low
INTO JAPANESE
鶏肉がアヒルである可能性は低い
BACK INTO ENGLISH
Chicken is unlikely to be a duck
INTO JAPANESE
鶏肉はアヒルではない
BACK INTO ENGLISH
Chicken is not a duck
INTO JAPANESE
鶏肉はアヒルではありません
BACK INTO ENGLISH
Chicken is not a duck
That didn't even make that much sense in English.