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