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