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

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

*GRAMMAR*
zup -> YELLOW 
 dax -> PURPLE 
 tufa -> GREEN 
 wif -> RED 
 x1 lug x2 -> [x2] [x1] 
 x1 blicket u1 -> [u1] [u1] [x1] 
 u1 kiki x1 -> [x1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 