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

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

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