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

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

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