2 Become 1 2 Become 1 "2 Become 1" is a song by the English girl group the Spice Girls. Written by the group members, together with Matt Rowe and Richard Stannard during the group's first professional songwriting session, it was produced by Rowe and Stannard for the group's debut album "Spice" (1996). It was inspired by the special relationship that was developing between Geri Halliwell and Rowe during the writing session. "2 Become 1" is a pop ballad, that features instrumentation from a guitar, an electronic keyboard, and string instruments. The lyrics focus on the bonding of two lovers, and also address
LL grammar generated by some "ε"-free LL("k") grammar. As allowing more tokens of lookahead makes the parser strictly more powerful, the languages that can be recognized with a LL("k") parser are a strict subset of the languages that can be recognized by a LL("k+n"), "n > 0" parser. This creates a strictly increasing sequence of sets: LL(0) ⊊ LL(1) ⊊ LL(2) ⊊ …. Since these are all DCFLs, a corollary is that for any fixed "k", there are DCFLs that cannot be recognized by a LL("k") parser. An LL parser is called an LL(*) parser if it is not restricted to a