Well keep monitoring. Let's have a little bit of fun. This squall line, if it develops, would move through quickly. Well keep you updated. Should move east into Manassas and Leesburg in the next 20 minutes or so.
Leesburg is 20 minutes away from Manassas.
( z0 be-located-at :ARG1 ( z1 county :name ( z2 name :op "Leesburg" ) ) :ARG2 ( z3 relative-position :quant ( z4 temporal-quantity :quant 20 :unit ( z5 minute ) ) :direction ( z6 away ) :op ( z7 city :name ( z8 name :op "Manassas" ) ) ) )
(z0 / be-located-at-91
    :ARG1 (z1 / county
              :name (z2 / name
                        :op1 "Leesburg"))
    :ARG2 (z3 / relative-position
              :quant (z4 / temporal-quantity
                         :quant 20
                         :unit (z5 / minute))
              :direction (z6 / away)
              :op1 (z7 / city
                       :name (z8 / name
                                 :op1 "Manassas"))))
Leesburg is 20 minutes away from Manassas .
z1 :name z2
z2 :op1 1
z4 :quant 0
z4 :unit z5
z0 :ARG1 z1
z3 :direction z6
z0 :ARG2 z3
z3 :quant z4
z3 :op1 z7
z7 :name z8
z8 :op1 2