Problem: Does "Other nearby nations or territories, such as the United States, are not members (although the US Commonwealth of Puerto Rico has observer status, and the United States Virgin Islands announced in 2007 they would seek ties with CARICOM)." answer the question "Why did Bermuda join CARICOM?"

A: no

Problem: Does "However, the time from mid-June to the end of July is the plum blossom blooming season in which the meiyu (rainy season of East Asia; literally "plum rain") occurs, during which the city experiences a period of mild rain as well as dampness." answer the question "How many days of rain does Nanjing get a year, on average?"

A: no

Problem: Does "Alphanumeric LEDs are available in seven-segment, starburst and dot-matrix format." answer the question "What type of LEDs are available in seven-segment format?"

A:
yes