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

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

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