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

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

*GRAMMAR*
lug -> RED 
 wif -> GREEN 
 fep -> PURPLE 
 gazzer -> YELLOW 
 x1 kiki -> [x1] [x1] 
 x1 tufa u1 -> [x1] [u1] 
 x1 zup x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 