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

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

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