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