sentences: the sun is more bright than the moon
docs: sun is bigger_than_earth. sun is hotter_than_ocean. sun is much_larger_than_earth. sunny_days is brighter_than_cloudy_days. summer has more_sunshine_than_winter sun is larger_than_earth. sun is warmer_than_moon. sun is much_bigger_than_earth. sun is bright_star. sun has more_mass_than_moon