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

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

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