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

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

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