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