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