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