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

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

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