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