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