A wireline valveblowout preventor is capable of resisting the flow of fluids through a bore. The application requests a fingerprint certificate from a cloud infrastructure management unit via the application’s execution environment instance. The lower link has further radially projected portions that extend radially outward beyond an imaginary minimum reference contour that is provided by connecting outer edge portions of the first, second, third and fourth contours with a continuous line. The event coordinator then distributes the phone number and the email address to the guests at the event so that the guests can take pictures with their digital photo-enabled electronic devices and send those pictures back to the publishing company. On demand, in response to a request indicating the particular XML result, a serialized representation of the particular XML result is generated based at least on the particular data structure. The optical functional sheet has a smooth surface that can be surface-treated or laminated with another functional sheet and is provided with a light collecting effect due to the internal arrangements thereof that is capable of collecting both light diverging transversely and light diverging longitudinally using a single sheet.