And how fast time is moving! Open your wallet. Need a line of code to change? 2. All of them have different characteristics and serve different purposes.
The first and second serve different purposes.
( z0 serve :ARG0 ( z1 and :op ( z2 ordinal-entity :value 1 ) :op ( z3 ordinal-entity :value 2 ) ) :ARG1 ( z4 purpose :ARG1-of ( z5 differ ) ) )
(z0 / serve-01
    :ARG0 (z1 / and
              :op1 (z2 / ordinal-entity
                       :value 1)
              :op2 (z3 / ordinal-entity
                       :value 2))
    :ARG1 (z4 / purpose
              :ARG1-of (z5 / differ-02)))
The first and second serve different purposes .
z2 :value 0
z1 :op1 z2
z1 :op2 z3
z3 :value 1
z0 :ARG0 z1
z4 :ARG1-of z5
z0 :ARG1 z4