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

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

*GRAMMAR*
tufa -> PURPLE 
 kiki -> YELLOW 
 blicket -> GREEN 
 dax -> RED 
 u1 wif -> [u1] [u1] 
 u1 fep x1 -> [x1] [u1] 
 x1 zup x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 