*SUPPORT*
IN: gazzer wif gazzer OUT: PURPLE PURPLE PURPLE
IN: kiki OUT: GREEN
IN: gazzer OUT: PURPLE
IN: dax blicket gazzer OUT: PURPLE YELLOW PURPLE
IN: gazzer fep tufa wif tufa blicket gazzer OUT: PURPLE RED PURPLE RED RED PURPLE
IN: gazzer blicket dax OUT: YELLOW PURPLE YELLOW
IN: gazzer fep kiki OUT: GREEN PURPLE
IN: kiki tufa fep gazzer fep kiki kiki kiki OUT: GREEN GREEN GREEN GREEN PURPLE RED
IN: tufa wif gazzer blicket kiki OUT: GREEN PURPLE GREEN RED RED
IN: kiki wif gazzer OUT: PURPLE GREEN GREEN
IN: kiki blicket dax OUT: YELLOW GREEN YELLOW
IN: tufa OUT: RED
IN: dax fep kiki tufa OUT: GREEN RED YELLOW
IN: kiki fep kiki OUT: GREEN GREEN

*QUERY*
IN: dax OUT: YELLOW
IN: gazzer gazzer kiki wif kiki OUT: PURPLE PURPLE GREEN GREEN GREEN
IN: gazzer fep tufa OUT: RED PURPLE
IN: dax fep kiki fep dax OUT: YELLOW GREEN YELLOW
IN: tufa blicket dax blicket gazzer OUT: PURPLE YELLOW RED YELLOW PURPLE
IN: tufa wif dax OUT: YELLOW RED RED
IN: tufa wif kiki OUT: GREEN RED RED
IN: tufa gazzer fep gazzer OUT: RED PURPLE PURPLE
IN: gazzer wif tufa OUT: RED PURPLE PURPLE
IN: tufa wif tufa wif tufa wif kiki OUT: GREEN RED RED RED RED RED RED

*GRAMMAR*
tufa -> RED 
 dax -> YELLOW 
 kiki -> GREEN 
 gazzer -> PURPLE 
 u1 wif x1 -> [x1] [u1] [u1] 
 u1 fep x1 -> [x1] [u1] 
 x1 blicket u1 -> [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 