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