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