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