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

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

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