Mr. Sease replied you could use electromagnetic induction, an active search instrument that shoots electric current into the ground and makes a magnetic field light up.
(an active search instrument; shoots; electric current) (an active search instrument; makes; a magnetic field light; up) (Mr. Sease; replied; you could use electromagnetic induction) Context(Mr. Sease replied,List([0, 17))):(you; could use; electromagnetic induction)
Mr. Sease replied,List([0, 17))
an active search instrument an active search instrument Mr. Sease you
shoots makes replied could use
electric current
a magnetic field light up
you could use electromagnetic induction
electromagnetic induction