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