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

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

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