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