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

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

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