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