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