sql - Correlation name'Split' is specified multiple times in a FROM clause -

i trying break comma seperated columns in rows here last asked question

i got solution asked suppose if want same on multiple columns

here trying

select operationtypeid ,[user],[action],     split.a.value('.', 'varchar(100)') changedcolumns,    split.b.value('.', 'varchar(100)')  oldvalue,     split.c.value('.', 'varchar(100)') newvalue     (    select  cast ('<x>' + replace(newvalue, ',', '</x><x>') + '</x>' xml) newvalue ,     cast ('<x>' + replace(oldvalue, ',', '</x><x>') + '</x>' xml) oldvalue,     operationtypeid ,[user],[action] ,cast ('<x>' + replace(changedcolumns, ',', '</x><x>') + '</x>' xml) changedcolumns     allrows)as outer apply changedcolumns.nodes ('/x') split(a)  outer apply oldvalue.nodes ('/x') split(b)  outer apply newvalue.nodes ('/x') split(c)  

it gives error

the correlation name 'split' specified multiple times in clause. 

change query this. cannot have same correlation name convert different columns rows

select operationtypeid,        [user],        [action],        split.a.value('.', 'varchar(100)')  changedcolumns,        split1.b.value('.', 'varchar(100)') oldvalue,        split2.c.value('.', 'varchar(100)') newvalue   (select cast ('<x>' + replace(newvalue, ',', '</x><x>')                      + '</x>' xml) newvalue,                cast ('<x>' + replace(oldvalue, ',', '</x><x>')                      + '</x>' xml) oldvalue,                operationtypeid,                [user],                [action],                cast ('<x>'                      + replace(changedcolumns, ',', '</x><x>')                      + '</x>' xml) changedcolumns           allrows)as        outer apply changedcolumns.nodes ('/x') split(a)        outer apply oldvalue.nodes ('/x') split1(b)        outer apply newvalue.nodes ('/x') split2(c)