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