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