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