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

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

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