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