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