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