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