source: [word=legitimate] (□ | □) □ □
destination: [word=legitimate] ([□] | □) □ □
spec: Also , if one has a flag to say whether any OCSP responses are considered legitimate , then this provides a level of control that is simple to understand and exactly matches the delegation . There is much year to year variability in survivorship of juveniles , thus long term data are required to assess trends in productivity .