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

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

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