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