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