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