Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Player | Date of Birth | Batting Style | Bowling Style | First Class Team |
| --- | --- | --- | --- | --- |
| Arjuna Ranatunga (captain) | 1 December 1963 | Left hand bat | Right arm medium | Sinhalese SC |
| Aravinda de Silva (vice-captain) | 17 October 1965 | Right hand bat | Right arm off break | Nondescripts CC |
| Marvan Atapattu | 22 November 1970 | Right hand bat | Right arm leg break | Sinhalese SC |
| Upul Chandana | 7 May 1972 | Right hand bat | Right arm leg break | Nondescripts CC |
| Kumar Dharmasena | 24 April 1971 | Right hand bat | Right arm off break | Bloomfield |
| Avishka Gunawardene | 26 May 1977 | Left hand bat | – | Sinhalese SC |
| Sanath Jayasuriya | 30 June 1969 | Left hand bat | Left arm orthodox spin | Bloomfield |
| Romesh Kaluwitharana (wicket-keeper) | 24 November 1969 | Right hand bat | Wicket-keeper | Sebastianites |
| Roshan Mahanama | 31 May 1966 | Right hand bat | – | Colombo CC |
| Muttiah Muralitharan | 17 April 1972 | Right hand bat | Right arm off break | Tamil Union |
| Hashan Tillakaratne | 14 July 1967 | Left hand bat | Right arm off break | Nondescripts CC |
| Chaminda Vaas | 27 January 1974 | Left hand bat | Left arm fast-medium | Colts CC |
| Pramodya Wickramasinghe | 14 August 1971 | Right hand bat | Right arm fast-medium | Sinhalese SC |
| Nuwan Zoysa | 13 May 1978 | Left hand bat | Left arm fast-medium | Sinhalese SC |
| Source: | Source: | Source: | Source: | Source: |
Question:
When was roshan mahanama born?
Answer:
31 May 1966