21_a_thrust
Fuel Tanks:

%3 z_000_21_a_thrust_1 r_0021_0001__Fuel_r_0021_0002__Tanks Fuel Tanks z_000_21_a_thrust_1->r_0021_0001__Fuel_r_0021_0002__Tanks [nim]
arc(z_000_21_a_thrust_1, r_0021_0001__Fuel_r_0021_0002__Tanks, nim2).



%3 z_000_21_a_thrust_1 r_0021_0001__Fuel_r_0021_0002__Tanks Fuel Tanks z_000_21_a_thrust_1->r_0021_0001__Fuel_r_0021_0002__Tanks [nim]
fof(formula,axiom,
    ? [Z_21_A_THRUST_1,R_21_1_FUEL_TANKS] :
      ( fuel_Tanks(R_21_1_FUEL_TANKS)
      & z_21_a_thrust_1(Z_21_A_THRUST_1)
      & nim2(Z_21_A_THRUST_1,R_21_1_FUEL_TANKS) ) ).



n21_a_thrust n21_a_thrust_4 Fuel n21_a_thrust_6 Tanks n21_a_thrust_8 : n21_a_thrust_1 FRAG n21_a_thrust_2 NP n21_a_thrust_1->n21_a_thrust_2 n21_a_thrust_7 PUNC n21_a_thrust_1->n21_a_thrust_7 n21_a_thrust_3 N n21_a_thrust_2->n21_a_thrust_3 n21_a_thrust_5 NS n21_a_thrust_2->n21_a_thrust_5 n21_a_thrust_3->n21_a_thrust_4 n21_a_thrust_5->n21_a_thrust_6 n21_a_thrust_7->n21_a_thrust_8
( (FRAG (NP (N Fuel;{fuel})
            (NS Tanks;{tank}))
        (PUNC :))
  (ID 21_a_thrust))