2. 3. Theres harmony here. 1. Data lakes are unstructured pools of raw data  easy to access and update.
the stream is of worth 9999.999 dollars.
( z0 worth :ARG1 ( z1 stream ) :ARG2 ( z2 monetary-quantity :quant 9999.999 :unit ( z3 dollar ) ) )
(z0 / worth-01
    :ARG1 (z1 / stream)
    :ARG2 (z2 / monetary-quantity
              :quant 9999.999
              :unit (z3 / dollar)))
the stream is of worth 9999.999 dollars .
z0 :ARG1 z1
z2 :quant 0
z0 :ARG2 z2
z2 :unit z3