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