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

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

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