*SUPPORT*
IN: kiki gazzer wif OUT: PURPLE GREEN PURPLE GREEN
IN: gazzer tufa gazzer OUT: GREEN GREEN
IN: gazzer lug OUT: GREEN GREEN GREEN GREEN
IN: kiki tufa gazzer OUT: PURPLE GREEN
IN: fep dax OUT: RED YELLOW
IN: kiki tufa fep OUT: PURPLE RED
IN: kiki tufa dax OUT: PURPLE YELLOW
IN: kiki dax lug OUT: PURPLE YELLOW YELLOW YELLOW YELLOW
IN: gazzer wif OUT: GREEN GREEN
IN: fep kiki OUT: RED PURPLE
IN: dax tufa dax OUT: YELLOW YELLOW
IN: kiki tufa fep wif OUT: PURPLE RED PURPLE RED
IN: dax wif OUT: YELLOW YELLOW
IN: fep tufa dax OUT: RED YELLOW

*QUERY*
IN: kiki lug OUT: PURPLE PURPLE PURPLE PURPLE
IN: dax OUT: YELLOW
IN: fep kiki tufa gazzer OUT: RED PURPLE GREEN
IN: gazzer dax OUT: GREEN YELLOW
IN: fep OUT: RED
IN: gazzer OUT: GREEN
IN: dax gazzer wif OUT: YELLOW GREEN YELLOW GREEN
IN: dax gazzer tufa dax OUT: YELLOW GREEN YELLOW
IN: gazzer dax dax lug OUT: GREEN YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax lug OUT: YELLOW YELLOW YELLOW YELLOW

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