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