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