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

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

*GRAMMAR*
fep -> RED 
 lug -> BLUE 
 kiki -> GREEN 
 tufa -> PINK 
 u1 wif u2 -> [u2] [u1] 
 x1 zup x2 -> [x2] [x1] 
 x1 gazzer -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 