If a person ('A') - (a) without another person ('B') consenting, and (b) without any reasonable belief that B consents, does any of the following: (a) penetrates sexually, by any means and to any extent, either intending to do so or reckless as to whether there is penetration, the vagina, anus or mouth of B, (b) intentionally or recklessly touches B sexually, (c) engages in any other form of sexual activity in which A, intentionally or recklessly, has physical contact (whether bodily contact or contact by means of an implement and whether or not through clothing) with B, (d) intentionally or recklessly ejaculates semen onto B, (e) intentionally or recklessly emits urine or saliva onto B sexually, then A commits an offence