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