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