*SUPPORT*
IN: lug zup kiki tufa OUT: YELLOW GREEN PINK
IN: blicket kiki zup OUT: PURPLE GREEN
IN: lug dax lug OUT: YELLOW YELLOW YELLOW YELLOW
IN: tufa OUT: PINK
IN: lug kiki zup OUT: YELLOW GREEN
IN: tufa kiki tufa OUT: PINK PINK
IN: blicket blicket OUT: PURPLE PURPLE
IN: tufa gazzer zup OUT: PINK GREEN
IN: lug dax tufa OUT: YELLOW PINK YELLOW PINK
IN: blicket zup dax zup OUT: PURPLE GREEN GREEN GREEN GREEN
IN: zup tufa kiki zup OUT: GREEN PINK GREEN
IN: tufa dax zup OUT: PINK GREEN PINK GREEN
IN: blicket kiki lug OUT: PURPLE YELLOW
IN: lug lug dax tufa OUT: YELLOW YELLOW PINK YELLOW PINK

*QUERY*
IN: lug OUT: YELLOW
IN: lug kiki tufa gazzer tufa OUT: YELLOW PINK PINK
IN: lug tufa kiki tufa gazzer zup zup blicket OUT: YELLOW PINK PINK GREEN GREEN PURPLE
IN: tufa kiki blicket OUT: PINK PURPLE
IN: zup dax blicket OUT: GREEN PURPLE GREEN PURPLE
IN: blicket OUT: PURPLE
IN: zup OUT: GREEN
IN: lug gazzer zup dax tufa OUT: YELLOW GREEN PINK GREEN PINK
IN: zup zup OUT: GREEN GREEN
IN: tufa kiki zup OUT: PINK GREEN

*GRAMMAR*
lug -> YELLOW 
 tufa -> PINK 
 blicket -> PURPLE 
 zup -> GREEN 
 u1 dax u2 -> [u1] [u2] [u1] [u2] 
 u1 kiki u2 -> [u1] [u2] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 