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