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