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

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

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