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