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