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

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

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