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