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

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

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