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