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