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

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

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