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