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