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

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

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