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