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

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

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