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