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

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

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