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