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