*SUPPORT*
IN: fep fep lug zup fep wif lug OUT: BLUE GREEN GREEN GREEN BLUE
IN: lug tufa kiki wif lug OUT: BLUE PINK BLUE PINK BLUE
IN: kiki OUT: PINK
IN: lug tufa fep zup fep OUT: GREEN GREEN BLUE GREEN GREEN BLUE
IN: gazzer lug zup fep OUT: RED GREEN BLUE
IN: gazzer zup lug OUT: BLUE RED
IN: fep OUT: GREEN
IN: kiki zup lug OUT: BLUE PINK
IN: kiki zup gazzer OUT: RED PINK
IN: fep tufa fep OUT: GREEN GREEN GREEN GREEN
IN: kiki wif gazzer wif gazzer OUT: RED RED PINK
IN: lug zup kiki OUT: PINK BLUE
IN: gazzer lug OUT: RED BLUE
IN: kiki lug zup fep OUT: PINK GREEN BLUE

*QUERY*
IN: kiki gazzer zup lug OUT: PINK BLUE RED
IN: fep zup fep OUT: GREEN GREEN
IN: kiki kiki zup fep wif gazzer OUT: RED PINK GREEN PINK
IN: lug OUT: BLUE
IN: fep gazzer gazzer tufa fep zup fep OUT: GREEN RED GREEN GREEN RED GREEN GREEN RED
IN: kiki zup kiki OUT: PINK PINK
IN: gazzer fep wif lug OUT: BLUE RED GREEN
IN: gazzer OUT: RED
IN: lug lug tufa fep lug wif gazzer OUT: RED BLUE GREEN BLUE BLUE GREEN BLUE BLUE
IN: gazzer kiki zup fep wif lug OUT: BLUE RED GREEN PINK

*GRAMMAR*
fep -> GREEN 
 kiki -> PINK 
 lug -> BLUE 
 gazzer -> RED 
 x1 wif u1 -> [u1] [x1] 
 u1 tufa x1 -> [x1] [u1] [x1] [u1] 
 u1 zup u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 