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

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

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