Assertion: parachute | /r/AtLocation | back seat
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Source sentences:
text: In 1912, on a road near Tsarskoye Selo, years before it became part of St. Petersburg, Kotelnikov successfully demonstrated the braking effects of a parachute by accelerating a Russo-Balt automobile to its top speed and then opening a parachute attached to the back seat, thus also inventing the drogue parachute.
text: On a road near Tsarskoye Selo (now part of St. Petersburg), Kotelnikov successfully demonstrated the braking effects of such a parachute by accelerating a Russo-Balt automobile to its top speed and then opening a parachute attached to the back seat.