v1: external: external_1(0)
v2: external: external_2(0)
v3: external: external_1(0)
v4: external: external_1(0)
s1: xstr: xstr_3(00324:bite)
s2: xstr: xstr_4(31681:the)
s3: xstr: xstr_5(35548:wax)
s4: xstr: xstr_6(46645:tadpole)
r1: xreal: xreal_7(111.1)
r2: xreal: xreal_8(222.2)
r3: xreal: xreal_9(333.3)
r4: xreal: xreal_10(111.1)

before: external: external_1(0)
before: xstr: xstr_4(31681:the)
before: xreal: xreal_9(333.3)
before: external: external_1(0)
before: xstr: xstr_3(00324:bite)
before: xreal: xreal_8(222.2)
before: complex: record complex_1(2)
before: external: external_1(0)
before: xstr: xstr_6(46645:tadpole)
before: xreal: xreal_7(111.1)
before: external: external_2(0)
before: xstr: xstr_5(35548:wax)
before: xreal: xreal_10(111.1)

sorted: complex: record complex_1(2)
sorted: external: external_1(0)
sorted: external: external_1(0)
sorted: external: external_1(0)
sorted: external: external_2(0)
sorted: xreal: xreal_7(111.1)
sorted: xreal: xreal_10(111.1)
sorted: xreal: xreal_8(222.2)
sorted: xreal: xreal_9(333.3)
sorted: xstr: xstr_3(00324:bite)
sorted: xstr: xstr_4(31681:the)
sorted: xstr: xstr_5(35548:wax)
sorted: xstr: xstr_6(46645:tadpole)