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