*SUPPORT*
IN: lug wif blicket OUT: RED PINK RED PINK RED PINK
IN: zup zup dax tufa OUT: YELLOW GREEN YELLOW
IN: lug wif OUT: RED PINK
IN: tufa OUT: GREEN
IN: wif OUT: PINK
IN: tufa fep blicket OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: tufa tufa wif fep OUT: GREEN GREEN PINK PINK
IN: lug lug lug dax tufa OUT: RED RED GREEN RED
IN: zup fep OUT: YELLOW YELLOW
IN: wif fep OUT: PINK PINK
IN: zup dax wif OUT: PINK YELLOW
IN: tufa dax tufa OUT: GREEN GREEN
IN: lug OUT: RED
IN: tufa blicket OUT: GREEN GREEN GREEN

*QUERY*
IN: lug lug OUT: RED RED
IN: wif blicket OUT: PINK PINK PINK
IN: zup wif OUT: YELLOW PINK
IN: tufa dax tufa blicket OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: tufa fep OUT: GREEN GREEN
IN: zup fep blicket OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: wif dax tufa OUT: GREEN PINK
IN: zup OUT: YELLOW
IN: lug dax tufa OUT: GREEN RED
IN: lug fep OUT: RED RED

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