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

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

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