two knaves would say each other was a knight and two knights would say each other was a knight, no way to tell given given both

a knight and a knave would each other were knaves, no way to tell whos who

with a third party, three knights and three knaves would all say they were knights given they were in seperate groups

two knights and a knave
A:B is a knight and C is a knave
B:A is a knight and C is a knave
C:A and B are both knaves

two knaves and a knight
A:B is a knight and C is a knave
B:A is a knight and C is a knave
C:A and B are both knaves
both examples are the same answer, still can't tell whos telling the truth