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

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

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