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