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