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