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