Your goal is to find the secret four-color code. The following colors are possible: pink, purple, yellow, black, brown, orange.
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', 'purple', 'orange', 'black']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['pink', 'pink', 'yellow', 'orange']. Hint: one color is in the secret code but in the wrong position.
Guess: ['black', 'orange', 'brown', 'black']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['purple', 'black', 'orange', 'brown']. Hint: one color is in the correct position and three colors are in the secret code but in the wrong position.
A B C D
pink, pink, black, black yellow, black, yellow, pink orange, purple, black, brown brown, orange, yellow, yellow