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