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