of latest … values is used to restrict attention to the most recent episodes. For example, given the following case fragment:

                 01 Jun 03    19 Dec 03    20 Dec 03    21 Dec 03
ABC      <3.0       2.5          3.2*         2.9          2.7
DEF                 6.3          1.9          1.8          2.6
GHI                 orange       orange       orange       puce
JKL                 red          red          yellow

none of latest 2 ABC values is high
each of latest 2 DEF where GHI is “orange” values < 2
none of latest 2 JKL values is “red”