After the intro talk to the priest. Answer yes unless you want to wander in the room and gather some extra points

Then in the village talk with the boy - Take the book and then go west. 

Interact with the bard (You get the lyre) - Go north 

Go the the seashore - Get the pail Go east

Go to the bridge - Get the nest Go west 

Go to the desert - Talk with the gunman - Talk with the gunman again Use the pail on the big rock (The gunman shots it) - Get the pail with holes - Go east

Go back to the village - Get the bottle of milk - Go north 

Go to the forest - Get the sticks - Use the milk with the snake - Get the snake - Use the snake with the pail - Go west 

Go to the mountain - Enter the cave Use the sticks with the branches - Talk to the old man - Exit the cave Go south 

Go to the village - Use the snake-pail with the well (Get the fish)- Go north 

Go to the seashore - Use the fish with the sea (Get the ring) - Talk with the bird Solve the riddle (You get the potion) 

The riddle is: If I say 6 you'll say 3 
If I say 12 you'll say 6 
If I say 10 you'll say... 
The answer is 3 (the number of the letters in the word "ten" ) and so on... 
Go east 

Go to the mountain Enter the cave - Use the potion (You inspire Mozart and you get the pages) Exit cave 

Go south - Go to the forest - Look at the music sheet - Get the bar - Use the page with the book - Use the bar with the lid - enter the hole

THE END