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