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