Digging in a different trench Phoenix's robotic Arm connected with a hard surface that has scientists excited about the prospect of next uncovering an icy layer.  "We have dug a trench and uncovered a hard layer at the same depth as the ice layer in our other trench," said Washington University robotic arm investigator for Phoenix, Ray Arvidson. The arm tried at least three times to penetrate the layer, but was unsuccessful. As a result the arm went into a holding pattern, awaiting its next commands.
Can we say the following?
A robotic arm has been used for scientific discoveries.

yes


Two bombs planted near an Islamic school in Pakistan killed eight people and injured 42 others yesterday in the latest outbreak of violence gripping the southern port of Karachi.
Can we say the following?
Eight people planted two bombs near an Islamic school in Pakistan.

no


The Rock and Roll Hall Of Fame and Museum opened the nation's first major John Lennon retrospective Thursday (October 19) with a gala party attended by his widow, Yoko Ono.
Can we say the following?
Yoko Ono is John Lennon's widow.

yes


Edison decided to call "his" invention the Kinetoscope, combining the Greek root words "kineto" (movement), and "scopos" ("to view").
Can we say the following?
Edison invented the Kinetoscope.


yes