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