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