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