Senate Majority Leader Mitch McConnell of Ky., removes his face mask as he arrives with Sen. John Barrasso, R-Wyo., left, and John Thune, R-S.D., right, for a news conference with other Senate Republicans on Capitol Hill in Washington, Tuesday, Dec. 15, 2020. But in the final hours of negotiations, a new issue surfaced that was scuttling final agreement. House Majority Leader Steny Hoyer (D-Md.) (Rod Lamkey/Pool via AP)Senate Majority Leader Mitch McConnell of Ky., removes his face mask as he arrives with Sen. John Barrasso, R-Wyo., left, and John Thune, R-S.D., right, for a news conference with other Senate Republicans on Capitol Hill in Washington, Tuesday, Dec. 15, 2020. But that afternoon deadline came and went without an announcement of a deal.
Shotgun trap doors have been shut open in session before.
( z0 shut :ARG1 ( z1 door :ARG0-of ( z2 trap :ARG2 ( z3 shotgun ) ) ) :manner ( z4 open :ARG1 z1 ) :time ( z5 session ) :time ( z6 before ) )
(z0 / shut-01
    :ARG1 (z1 / door
              :ARG0-of (z2 / trap-01
                           :ARG2 (z3 / shotgun)))
    :manner (z4 / open-09
                :ARG1 z1)
    :time (z5 / session)
    :time (z6 / before))
Shotgun trap doors have been shut open in session before .
z2 :ARG2 z3
z1 :ARG0-of z2
z0 :ARG1 z1
z0 :manner z4
z4 :ARG1 z1
z0 :time z5
z0 :time z6