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