*SUPPORT*
IN: kiki dax dax zup dax OUT: YELLOW RED YELLOW YELLOW YELLOW
IN: blicket dax OUT: PURPLE YELLOW
IN: kiki dax OUT: RED YELLOW
IN: kiki wif tufa fep dax OUT: YELLOW GREEN YELLOW RED
IN: blicket tufa zup blicket zup kiki zup tufa OUT: GREEN RED PURPLE PURPLE GREEN PURPLE RED GREEN
IN: kiki kiki zup tufa OUT: GREEN RED RED GREEN
IN: tufa fep kiki zup tufa OUT: GREEN RED GREEN GREEN GREEN RED GREEN
IN: dax OUT: YELLOW
IN: kiki fep dax zup kiki OUT: RED YELLOW RED RED RED YELLOW RED
IN: tufa OUT: GREEN
IN: blicket tufa zup blicket OUT: PURPLE PURPLE GREEN PURPLE
IN: kiki zup dax OUT: YELLOW RED YELLOW
IN: tufa blicket OUT: GREEN PURPLE
IN: kiki fep dax blicket wif dax OUT: YELLOW YELLOW PURPLE RED YELLOW YELLOW PURPLE

*QUERY*
IN: kiki OUT: RED
IN: kiki fep tufa zup tufa OUT: GREEN GREEN GREEN RED GREEN GREEN GREEN
IN: tufa fep tufa OUT: GREEN GREEN GREEN
IN: tufa dax dax zup blicket OUT: PURPLE GREEN YELLOW YELLOW PURPLE
IN: kiki wif kiki blicket OUT: RED PURPLE RED
IN: kiki zup tufa OUT: GREEN RED GREEN
IN: kiki wif tufa OUT: GREEN RED
IN: dax wif tufa wif dax zup tufa OUT: GREEN YELLOW GREEN GREEN YELLOW
IN: blicket OUT: PURPLE
IN: dax tufa OUT: YELLOW GREEN

*GRAMMAR*
blicket -> PURPLE 
 kiki -> RED 
 tufa -> GREEN 
 dax -> YELLOW 
 u1 fep x1 -> [x1] [u1] [x1] 
 u1 wif x1 -> [x1] [u1] 
 x1 zup u1 -> [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 