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