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