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