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