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