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