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