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

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

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