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

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

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