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

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

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