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