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

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

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