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