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