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

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

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