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