YOU SAID:
Joe Biden has dementia
INTO JAPANESE
ジョー・バイデンは認知症を患っている。
BACK INTO ENGLISH
Joe Biden has dementia.
INTO JAPANESE
ジョー・バイデンは認知症だ
BACK INTO ENGLISH
Joe Biden is dementia.
INTO JAPANESE
ジョー・バイデンは認知症だ
BACK INTO ENGLISH
Joe Biden is dementia.
That didn't even make that much sense in English.