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

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

*GRAMMAR*
blicket -> GREEN 
 wif -> PURPLE 
 tufa -> RED 
 zup -> YELLOW 
 x1 fep x2 -> [x1] [x2] [x2] 
 u1 kiki -> [u1] [u1] 
 u1 lug -> [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 