Definition: In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.
Input: Ryan Wolfe:  Hey , Walter , when are you and I going up ?
Walter Simmons: Up ? Up where ?
Ryan Wolfe: Up in an air plane . When are we gon na jump out of an air plane together ?
Walter Simmons: No . No , no , no .
Ryan Wolfe: No ?
Walter Simmons: No . No , the parachute is made for when the plane is crashing . You see , jumping out of a good _ one _ is just stupid .
Ryan Wolfe: Oh , you 're being such a baby . You know , statistically , it 's actually pretty safe .
Walter Simmons: Let 's ask Kevin how safe it is . Kevin ! Kev ... Oh , right , Kevin 's dead .
Ryan Wolfe: Walter , too soon .

plane