I am just putting A + B = C here. She walked into practice and she commanded practice right from the jump. She walked into practice and she commanded practice right from the jump. It's not one of those things where, she's good for a female. No, no no. She's elite at what she does.
They are just adding their footwear to an empty slot in  the jump.
( z0 add :ARG0 ( z1 they ) :ARG1 ( z2 footwear :poss z1 ) :ARG2 ( z3 slot :ARG1-of ( z4 empty ) :location ( z5 jump ) ) :mod ( z6 just ) )
(z0 / add-02
    :ARG0 (z1 / they)
    :ARG1 (z2 / footwear
              :poss z1)
    :ARG2 (z3 / slot
              :ARG1-of (z4 / empty-02)
              :location (z5 / jump-03))
    :mod (z6 / just))
They are just adding their footwear to an empty slot in the jump .
z0 :mod z6
z0 :ARG0 z1
z0 :ARG1 z2
z2 :poss z1
z3 :ARG1-of z4
z0 :ARG2 z3
z3 :location z5