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