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

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

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