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

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

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