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