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

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

*GRAMMAR*
wif -> PURPLE 
 dax -> GREEN 
 zup -> YELLOW 
 lug -> RED 
 u1 blicket x1 -> [x1] [u1] [x1] [x1] 
 u1 tufa u2 -> [u1] [u2] [u2] [u1] 
 x1 kiki -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 