input1 =>
   SYNONYM: syn1
   @priority: 2
   @group: 1
   @id: 1

input2 =>
   SYNONYM: syn2
   @priority: 1
   @group: 1
   @id: 2

input1 =>
   SYNONYM: syn3
   @priority: 1
   @group: 2
   @id: 3

input4 =>
   SYNONYM: syn3
   @priority: 1
   @group: 4
   @id: 4



