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