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

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

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