IF 'instrument'.'interest rate type' = "fixed"
THEN
'instrument'.'reporting agent identifier' = 'fixed interest instrument'.'reporting agent identifier' AND
'instrument'.'observed agent identifier' = 'fixed interest instrument'.'observed agent identifier' AND
'instrument'.'reporting reference date' = 'fixed interest instrument'.'reporting reference date' AND
'instrument'.'contract identifier' = 'fixed interest instrument'.'contract identifier' AND
'instrument'.'instrument identifier' = 'fixed interest instrument'.'instrument identifier'

IF 'instrument'.'interest rate type' = "variable"
THEN
'instrument'.'reporting agent identifier' = 'non-fixed interest instrument'.'reporting agent identifier' AND
'instrument'.'observed agent identifier' = 'non-fixed interest instrument'.'observed agent identifier' AND
'instrument'.'reporting reference date' = 'non-fixed interest instrument'.'reporting reference date' AND
'instrument'.'contract identifier' = 'non-fixed interest instrument'.'contract identifier' AND
'instrument'.'instrument identifier' = 'non-fixed interest instrument'.'instrument identifier'

IF 'instrument'.'interest rate type' = "mixed"
THEN
('instrument'.'reporting agent identifier' = 'non-fixed interest instrument'.'reporting agent identifier' AND
'instrument'.'observed agent identifier' = 'non-fixed interest instrument'.'observed agent identifier' AND
'instrument'.'reporting reference date' = 'non-fixed interest instrument'.'reporting reference date' AND
'instrument'.'contract identifier' = 'non-fixed interest instrument'.'contract identifier' AND
'instrument'.'instrument identifier' = 'non-fixed interest instrument'.'instrument identifier')
OR
('instrument'.'reporting agent identifier' = 'fixed interest instrument'.'reporting agent identifier' AND
'instrument'.'observed agent identifier' = 'fixed interest instrument'.'observed agent identifier' AND
'instrument'.'reporting reference date' = 'fixed interest instrument'.'reporting reference date' AND
'instrument'.'contract identifier' = 'fixed interest instrument'.'contract identifier' AND
'instrument'.'instrument identifier' = 'fixed interest instrument'.'instrument identifier')

IF 'instrument'.'interest rate type' = "Non-applicable"
THEN
there is no instance of 'fixed interest instrument', nor of 'non-fixed interest instrument' for this 'instrument'