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