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