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