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