*SUPPORT*
IN: dax fep OUT: YELLOW GREEN
IN: lug tufa fep OUT: GREEN PINK
IN: zup lug kiki OUT: PURPLE PINK PURPLE PINK PURPLE PINK
IN: dax lug tufa lug OUT: YELLOW PINK PINK
IN: fep OUT: GREEN
IN: lug tufa dax OUT: YELLOW PINK
IN: dax kiki OUT: YELLOW YELLOW YELLOW
IN: dax tufa fep OUT: GREEN YELLOW
IN: dax tufa fep kiki OUT: GREEN YELLOW GREEN YELLOW GREEN YELLOW
IN: zup tufa dax OUT: YELLOW PURPLE
IN: fep tufa dax OUT: YELLOW GREEN
IN: dax gazzer dax OUT: YELLOW YELLOW
IN: lug gazzer dax kiki OUT: YELLOW PINK YELLOW PINK YELLOW PINK
IN: dax OUT: YELLOW

*QUERY*
IN: dax tufa dax OUT: YELLOW YELLOW
IN: fep tufa zup OUT: PURPLE GREEN
IN: dax dax zup OUT: YELLOW YELLOW PURPLE
IN: fep lug gazzer zup OUT: PURPLE GREEN PINK
IN: dax lug OUT: YELLOW PINK
IN: lug tufa lug OUT: PINK PINK
IN: zup OUT: PURPLE
IN: zup zup tufa fep OUT: PURPLE GREEN PURPLE
IN: dax tufa zup OUT: PURPLE YELLOW
IN: fep kiki OUT: GREEN GREEN GREEN

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