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

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

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