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