*SUPPORT*
IN: dax OUT: GREEN
IN: fep tufa blicket OUT: RED PINK
IN: dax tufa dax tufa wif OUT: GREEN GREEN PURPLE
IN: blicket blicket tufa blicket OUT: PINK PINK PINK
IN: fep kiki OUT: RED RED
IN: dax dax wif lug OUT: GREEN GREEN PURPLE GREEN GREEN PURPLE
IN: dax fep OUT: GREEN RED
IN: dax dax tufa fep OUT: GREEN GREEN RED
IN: fep tufa dax wif kiki OUT: RED GREEN PURPLE RED GREEN PURPLE
IN: blicket OUT: PINK
IN: dax dax lug lug OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: wif tufa dax kiki kiki OUT: PURPLE GREEN PURPLE GREEN PURPLE GREEN PURPLE GREEN
IN: dax blicket lug OUT: GREEN PINK GREEN PINK
IN: dax tufa dax lug lug OUT: GREEN GREEN GREEN GREEN GREEN

*QUERY*
IN: blicket dax fep wif lug OUT: PINK GREEN RED PURPLE PINK GREEN RED PURPLE
IN: wif lug OUT: PURPLE PURPLE
IN: dax blicket OUT: GREEN PINK
IN: fep OUT: RED
IN: fep dax lug kiki OUT: RED GREEN RED GREEN RED GREEN RED GREEN
IN: wif tufa wif dax lug OUT: PURPLE PURPLE GREEN PURPLE GREEN
IN: wif OUT: PURPLE
IN: dax wif OUT: GREEN PURPLE
IN: blicket lug OUT: PINK PINK
IN: fep lug OUT: RED RED

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