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

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

*GRAMMAR*
fep -> RED 
 dax -> PURPLE 
 lug -> YELLOW 
 wif -> GREEN 
 u1 kiki -> [u1] [u1] 
 x1 tufa x2 -> [x1] [x2] 
 x1 blicket u1 -> [u1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 