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

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

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