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