Value Filldown VRF (\S+)
Value Filldown ROUTER_ID (\d+?\.\d+?\.\d+?\.\d+?)
Value Filldown LOCAL_AS (\d+)
Value Required BGP_NEIGH (\d+?\.\d+?\.\d+?\.\d+?)
Value Required NEIGH_AS (\d+)
Value STATE_PFXRCD (\S+?\s+\S+?|\S+?)

Start
  ^BGP summary information for VRF ${VRF}, address family IPv4 Unicast
  ^BGP router identifier ${ROUTER_ID}, local AS number ${LOCAL_AS}
  ^${BGP_NEIGH}\s+\S+\s+${NEIGH_AS}(\s+\d+?){5}\s+\S+?\s+${STATE_PFXRCD}$$ -> Record
