Example of apple: red, spherical, shiny, 8 ounces
Example of apple: yellow, spherical, shiny, 12 ounces
Nonexample of apple: purple, spherical, shiny, 10 ounces
Nonexample of apple: red, cube, shiny, 8 ounces
Example of apple: red, spherical, shiny, 6 ounces
Rule: apple if (red or yellow) and spherical and shiny and 6-12 ounces
Example of apple: red, ovoid, shiny, 14 ounces