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