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