Anchor: However, there are still major gaps in the science of mercury fate, transport, and transformation that make such an assessment difficult at time.
Entailed: It is difficult to make an assessment of the science of mercury fate, transport, and transformation
Contradiction: It's actually very easy to make assessments of the science of mercury fate, transport, and transformation despite the major gaps involved.
Contradiction: There is nowhere for these people to stand.
Contradiction: A mountain biker is riding.
Contradiction: a nude child running from a distressed mother carrying children's clothing
Contradiction: Five people are looking to microscopes.