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

*QUERY*
IN: lug kiki OUT: GREEN GREEN GREEN
IN: fep kiki wif gazzer kiki OUT: RED RED RED BLUE BLUE BLUE
IN: gazzer fep OUT: RED BLUE
IN: dax OUT: PINK
IN: fep OUT: BLUE
IN: dax gazzer OUT: PINK RED
IN: fep wif gazzer kiki wif gazzer kiki OUT: RED RED RED RED RED RED BLUE
IN: gazzer kiki wif dax kiki OUT: PINK PINK PINK RED RED RED
IN: lug kiki tufa fep OUT: BLUE GREEN GREEN GREEN BLUE
IN: lug OUT: GREEN

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