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

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

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