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