The samples will return to Earth two years later, where they will be studied by scientists who hope to learn more about the composition of the nebula from which the sun and planets condensed 4.6 billion years ago.
(The samples; will return; to Earth; T:two years later) (they; will be studied; by scientists) (the nebula; condensed; T:4.6 billion years ago) (scientists; hope; to learn more about the composition of the nebula) Context(scientists hope,List([80, 99))):(scientists; hope to learn; more about the composition of the nebula)
scientists hope,List([80, 99))
The samples they the nebula scientists scientists
will return will be studied condensed hope hope to learn
to Earth T:two years later
by scientists
T:4.6 billion years ago
to learn more about the composition of the nebula
more about the composition of the nebula