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