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