Doorstops were wedges, the flag pole had a pulley etc. Students then made bar graphs on grid paper reflecting the numbers for each simple machine.
(etc. Students; made; bar graphs; T:then) (etc. Students; reflecting; the numbers for each simple machine) (the flag pole; had; a pulley) Context(the flag pole had,List([23, 40))):(Doorstops; were; wedges)
the flag pole had,List([23, 40))
etc. Students etc. Students the flag pole Doorstops
made reflecting had were
bar graphs T:then
the numbers for each simple machine
a pulley
wedges