Vanilla Sky plays upon the theme of what constitutes reality, and poses it's central character with a choice. Does he want to live in a virtual reality in which everything is perfect, and every sky is a Vanillia Sky out of a Monet painting.
Yes, pencil is a noun, a singular, common, concrete noun; a word for a writing tool; a word for a thing. Nouns are words for people, places or things. 11 people found this useful.
Quel is an adjective. Like any other adjective, it agrees in number and gender with the noun it modifies. Remember to make the liaison between quels / quelles and a following word beginning with a vowel (quels animaux).