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