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

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

*GRAMMAR*
blicket -> GREEN 
 wif -> PURPLE 
 lug -> RED 
 zup -> BLUE 
 x1 dax x2 -> [x2] [x1] [x2] [x1] 
 u1 tufa -> [u1] [u1] 
 u1 kiki u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 