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