*SUPPORT*
IN: dax wif dax OUT: YELLOW YELLOW
IN: lug lug tufa gazzer OUT: PINK PINK PURPLE PURPLE
IN: blicket gazzer OUT: GREEN GREEN
IN: lug OUT: PINK
IN: dax OUT: YELLOW
IN: tufa wif blicket OUT: PURPLE GREEN
IN: dax gazzer OUT: YELLOW YELLOW
IN: lug blicket OUT: PINK GREEN
IN: blicket wif lug OUT: GREEN PINK
IN: dax wif tufa fep tufa OUT: PURPLE PURPLE YELLOW PURPLE PURPLE
IN: dax wif lug OUT: YELLOW PINK
IN: blicket OUT: GREEN
IN: dax wif blicket OUT: YELLOW GREEN
IN: dax wif tufa OUT: YELLOW PURPLE

*QUERY*
IN: lug dax blicket wif tufa OUT: PINK YELLOW GREEN PURPLE
IN: dax dax wif blicket OUT: YELLOW YELLOW GREEN
IN: lug gazzer OUT: PINK PINK
IN: dax tufa wif tufa OUT: YELLOW PURPLE PURPLE
IN: tufa lug fep dax gazzer OUT: YELLOW YELLOW YELLOW YELLOW PURPLE PINK YELLOW YELLOW
IN: blicket wif lug fep tufa gazzer OUT: PURPLE PURPLE PURPLE PURPLE GREEN PINK PURPLE PURPLE
IN: lug dax gazzer OUT: PINK YELLOW YELLOW
IN: tufa OUT: PURPLE
IN: lug dax dax wif blicket OUT: PINK YELLOW YELLOW GREEN
IN: tufa gazzer OUT: PURPLE PURPLE

*GRAMMAR*
tufa -> PURPLE 
 blicket -> GREEN 
 dax -> YELLOW 
 lug -> PINK 
 x1 fep x2 -> [x2] [x2] [x1] [x2] 
 u1 wif u2 -> [u1] [u2] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 