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

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

*GRAMMAR*
tufa -> RED 
 dax -> YELLOW 
 wif -> PURPLE 
 gazzer -> GREEN 
 u1 blicket u2 -> [u2] [u1] 
 x1 zup -> [x1] [x1] 
 x1 kiki -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 