
node -1 0 (p1)_semafor memcell (p2) (p3) (p4) SetVelocity 0 0 none endmemcell

event (p1)_sem_info getvalues 0 (p1)_semafor endevent

event (p1)_s1 updatevalues 3 (p1)_semafor SetVelocity 0 0 endevent
event (p1)_s2 updatevalues 3 (p1)_semafor SetVelocity -1 -1 endevent
event (p1)_ms2 updatevalues 3 (p1)_semafor ShuntVelocity 25 0 endevent
