*SUPPORT*
IN: lug lug tufa OUT: RED RED RED
IN: blicket fep OUT: PINK PINK PINK
IN: zup tufa OUT: YELLOW YELLOW
IN: lug gazzer zup OUT: RED YELLOW
IN: blicket tufa OUT: PINK PINK
IN: dax gazzer lug OUT: GREEN RED
IN: dax fep OUT: GREEN GREEN GREEN
IN: blicket zup lug OUT: PINK YELLOW RED
IN: zup gazzer blicket OUT: YELLOW PINK
IN: blicket dax blicket fep OUT: PINK GREEN PINK PINK PINK
IN: dax tufa OUT: GREEN GREEN
IN: blicket gazzer blicket OUT: PINK PINK
IN: zup fep OUT: YELLOW YELLOW YELLOW
IN: blicket dax lug tufa OUT: PINK GREEN RED RED

*QUERY*
IN: zup gazzer lug OUT: YELLOW RED
IN: zup OUT: YELLOW
IN: lug tufa OUT: RED RED
IN: blicket zup dax gazzer zup OUT: PINK YELLOW GREEN YELLOW
IN: lug zup fep OUT: RED YELLOW YELLOW YELLOW
IN: dax gazzer dax OUT: GREEN GREEN
IN: lug OUT: RED
IN: dax dax tufa OUT: GREEN GREEN GREEN
IN: blicket blicket fep OUT: PINK PINK PINK PINK
IN: dax gazzer zup OUT: GREEN YELLOW

*GRAMMAR*
blicket -> PINK 
 zup -> YELLOW 
 dax -> GREEN 
 lug -> RED 
 u1 gazzer u2 -> [u1] [u2] 
 u1 fep -> [u1] [u1] [u1] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 