*SUPPORT*
IN: tufa OUT: GREEN
IN: tufa lug kiki OUT: PINK GREEN
IN: blicket lug tufa OUT: GREEN RED
IN: blicket zup OUT: RED RED RED
IN: blicket lug blicket OUT: RED RED
IN: wif zup OUT: BLUE BLUE BLUE
IN: kiki OUT: PINK
IN: kiki lug tufa OUT: GREEN PINK
IN: tufa zup OUT: GREEN GREEN GREEN
IN: tufa dax OUT: GREEN GREEN GREEN
IN: blicket blicket dax OUT: RED RED RED RED
IN: wif lug kiki OUT: PINK BLUE
IN: kiki blicket lug tufa OUT: PINK GREEN RED
IN: blicket OUT: RED

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

*GRAMMAR*
tufa -> GREEN 
 wif -> BLUE 
 blicket -> RED 
 kiki -> PINK 
 u1 zup -> [u1] [u1] [u1] 
 u1 dax -> [u1] [u1] [u1] 
 u1 lug u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 