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