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