Does the sentence "A vertical toolbar known as the charms (accessed by swiping from the right edge of a touchscreen, or pointing the cursor at hotspots in the right corners of a screen) provides access to system and app-related functions, such as search, sharing, device management, settings, and a Start button." provide a valid answer to the question "What is the purpose of charms?"

A: yes

Does the sentence "During the Tokugawa shogunate, samurai increasingly became courtiers, bureaucrats, and administrators rather than warriors." provide a valid answer to the question "When were samurai becoming less warrior-like?"

A: yes

Does the sentence "Securities analysts nicknamed the company Big Blue for its size and common use of the color in products, packaging and its logo." provide a valid answer to the question "What was the original name of IBM?"

A: no

Does the sentence "The F-5's more complicated woodwork also translates into a more expensive instrument." provide a valid answer to the question "Why is the F-5 mandolin more expensive?"

A:
yes