Your goal is to find the secret four-color code. The following colors are possible: orange, brown, black, yellow, pink, blue.
Some guesses have already been made. I will provide feedback for each guess made with which it is possible to unambigiously determine the secret code.

Previous Guesses:
Guess: ['pink', 'black', 'yellow', 'brown']. Hint: one color is in the correct position and three colors are in the secret code but in the wrong position.
Guess: ['brown', 'brown', 'black', 'yellow']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['black', 'brown', 'yellow', 'pink']. Hint: four colors are in the secret code but in the wrong positions.
A B C D
black, black, brown, brown blue, black, brown, black brown, blue, orange, yellow yellow, pink, black, brown